NPTS, Inc. was founded in 1982, initially to fill a need for capable, practical and highly experienced professionals in the fields of probabilistic risk assessment, thermal & …Oct 10, 2020 · OpenCV绘图. SenLin. 吾生也有涯，而知也无涯. 基本图形的绘制. 1. 绘制直线的line函数. void cv::line(InputOutputArray img, Point pt1, Point pt2, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) 绘制带有箭头的线，从第一个点指向第二个点. void cv::arrowedLine(InputOutputArray img ...Improving the distribution of NPTs is an organizational problem: employers and team leaders must lead the change. The solutions we present here, based on our work, are easy to understand and adopt.Apr 22, 2020 · python,地震波形、时频图、频谱图计算和显示软件 - Iceberg_710815 - 博客园. 在地震波形分析时，时频图可以辅助识别信号，频谱图可以观察地震信号的频率分布范围，发现波形的优势频率，是地震类型判断和科学研究的重要工具。. 下面这段基于python开发 …We are Digital Architects. PTS has been helping our clients get the best out of their technology infrastructure for over 38 years. We specialise in workplace transformation, enabling users to enjoy a frictionless experience, as well as helping to optimise the Data Centre environment. Our Expertise.For example, if the npts length is for one day, and station A have all of A day's data. Then for station A the startend is [0,npts] （记录每个台的记录开始时间和结束时间的数组。 data : The seismic records, the dtype should be np.float32 （连续地震记录，长度为nsta*npts的一 …NPTS, Inc. was founded in 1982, initially to fill a need for capable, practical and highly experienced professionals in the fields of probabilistic risk assessment, thermal & hydraulic design and two-phase flow. Call us: (716) 876-8066Learn the differences between NPT, NPTF and NPS thread connections, the types of pipe fittings they are used for, and the requirements for each thread. Find out how to create leak-free seals …ERROR: GeodError: inv_intermediate: npts and del_s are mutually exclusive, only one of them must be != 0. This is happening, because when compiling, there are equal points being compiled, and therefore there is no possibility of plotting the line that interconnects the points. As the image below: image.png. Solution suggestion.Apr 12, 2022 · The simple and trapezoid type NPTs have the least values of deformation, meaning that straight spoke structures have high load carrying ability than honeycomb-based NPTs and the pneumatic tyres . The horizontal portions support the vertical spokes at 3 different points that provide a high amount of strength to the trapezoid structure and ...Mar 18, 2019 · The NPTS treatment produced the largest grain yield, and the mean crop yield for NPTS was 14.7% and 8.5% greater than for NT and NTS, respectively, over the 8 years. NPTS application provides secure one-way transfer for all network packets across the dual diode. Users of this application typically need a solution for monitoring (sniffing) all network traffic at full line-rate. The Send-only side of NPTS “listens for” and processes all raw Ethernet packets on the source network, sending them across the data diode one-way …Jul 20, 2022 · 结论. 本文基于蒙卡方法,跟踪模拟粒子输运与碰撞过程,对辐射场快速计算方法进行研究,设计并验证一套适用于辐射场快速计算的蒙卡计算程序NPTS,经验证分析,结果表明: 考察NPTS 程序在临界计算方面的问题时,选取15个临界基准题进行计算验证在临界计算,计算 …Contact NPTS Bellarine. Phone: 03 5221 7411 Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. AIC State Conference Awards 2024-04-23; You’re In Safe Hands With Nelson Property Transfer Services 2021-10-14;6 days ago · This approach is an outgrowth of a special study of the NPTS, entitled Travel Behavior Issues in the 90's, which provided an early look at the insights the NPTS could provide regarding significant policy-related topics. As a product of that study a series of additional topics were identified for further examinationStructural characterizations of Ge-NPts on SiO 2 were performed by using X-ray diffractometer (Rigaku D/Max 2500), equipped with a graphite monochromator and Cu Kα radiation (λ = 1.5406 Å) at a scanning rate of 0.020/min in 2θ range of 20–70°. For the measurements, voltage and electric current were fixed at 40 kV and 30 mA, respectively.NPTS maintains its resource library in the cloud, using a service called Box. The library is accessed via the Resources Page on this site or directly via the web at Box.com > NPTS DOCUMENTS. You will need a Box login to gain access - something that is quick and easy to create. Subscribers receive an email from NPTS (via Box) with a Go to Folder ... NPTS application provides secure one-way transfer for all network packets across the dual diode. Users of this application typically need a solution for monitoring (sniffing) all network traffic at full line-rate. The Send-only side of NPTS “listens for” and processes all raw Ethernet packets on the source network, sending them across the ... Sep 13, 2021 · 输入 pickpts，然后按 Enter 。. 5. 鼠标光标将更改为数据读取器光标，并创建了一个空白工作簿来收集选取的点。. 6. 您可以双击绘图上的点以收集它们，也可以单击一个点然后按 Enter 进行收集。. 7. 对于密集的图形， 我们可以放大后精确地选择点。例如, 要选 …Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. AIC State Conference Awards 2024-04-23; You’re In Safe Hands With Nelson Property Transfer Services 2021-10-14; Homebuyer Fund 2021-10-12Oct 4, 2022 · npts *¶ 数据点数，其值决定了在数据区有多少个数据点。 delta *¶ 等间隔数据的数据点采样周期（标称值）。 odelta ¶ 采样周期的实际值，若实际值与标称值不同则有值，一般来说都是未定义的。 b, e *¶ 文件的起始时间和结束时间（相对于参考时刻的秒数）。 *Apr 20, 2018 · 使用filtfilt时出错＆gt; getCoeffsAndInitialConditions（第182行） 数据长度必须大于18个样本。. filtfilt出错（第97行） [b，a，zi，nfact，L] = getCoeffsAndInitialConditions（b，a，Npts）; 抽取时出错（第136行） odata = filtfilt（b，a，idata）; ENGNeuralNetwork错误（第56行） decdatae（CH ...Students who entered Spring 2023 or earlier follow the Global Miami Plan and should use the attributes that begin with “FND” or Advanced Writing, Intercultural Perspectives. …2022 NHTS Documentation. Users' Guide V2.0 (pdf) NHTS Compatibility with Prior Data V2.0 (pdf) Version 2.0 Release Notes (pdf) Codebook V2.0 (pdf) (xlsx) Data Dictionary …When you ship with DHL Express – you’re shipping with specialists in international shipping and courier delivery services! With our wide range of express parcel and package services, along with shipping and tracking solutions to fit your needs – DHL Express can deliver!Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. AIC State Conference Awards 2024-04-23; You’re In Safe Hands With Nelson Property Transfer Services 2021-10-14; Homebuyer Fund 2021-10-12Dịch vụ. Tập trung thi công lắp đặt MBA 220kV-250 MVA , thí nghiệm hiệu chỉnh tại TBA 220 kV Long Biên. Sửa chữa lớn lưới truyền tải điện. Xử lý sự cố, SCTX lưới truyền tải điện. Lắp đặt, sửa chữa, thí nghiệm, hiệu chỉnh lưới truyền tải điện. Tự động hóa và ... NPTS, Inc. was founded in 1982, initially to fill a need for capable, practical and highly experienced professionals in the fields of probabilistic risk assessment, thermal & hydraulic design and two-phase flow. Call us: (716) 876-8066 Apr 9, 2021 · 虽然只读取了文件中的部分数据，该子程序对于头段区的 b、e、npts 等做了相应修改，因而最终的头段区是完全正确的。因为只读取了文件中的部分数据，若将处理之后的数据写入原文件中，会导致原数据丢失，因而一般保持到新的文件中 ...Oct 7, 2007 · 计算电场时出现很多警告不知是什么愿意，希望得到大家的帮助，谢谢阿：） 1.Reissuing the PATH command with an existing path name and with nonzero values for either nPts,nSets or nDiv will create a new path.Sep 12, 2023 · Docking with zinc metalloproteins. Zinc is present in a wide variety of proteins and is important in the metabolism of most organisms. Zinc metalloenzymes are therapeutically relevant targets in diseases such as cancer, heart disease, bacterial infection, and Alzheimer’s disease. In most cases a drug molecule targeting such …What does NPTS mean? What does NPTS stand for? 35 popular meanings of NPTS abbreviation: Vote. 3. Vote. Nationwide Personal Transportation Survey+ 1. Arrow. Transportation, Government, Survey.npts.min: minimal number of points used for fitting the polynomial. noise: noise level to be considered during the fit. It may be given as one value for all the spectra, or for each spectrum separately. max.iter: stop at the latest after so many iterations. stop.on.increase The first three NPTS surveys, conducted in 1969, 1977 and 1983, used an address sample from the Census Bureau. However, because the Census Bureau had conducted the survey, there were stricter confidentiality requirements, and neither the address nor the Census tract could be provided to us. In the 1990 NPTS, we did not need to collect the address, NPTS is an advanced Web Solution provider company in UAE. We offer web hosting services with servers running on the latest technologies available in the market. we provide both Windows & Linux hosting services with complete automation using the best Control Pannel “H-sphere”. We are the best for your business needs, whether small or large.Apr 9, 2021 · 虽然只读取了文件中的部分数据，该子程序对于头段区的 b、e、npts 等做了相应修改，因而最终的头段区是完全正确的。因为只读取了文件中的部分数据，若将处理之后的数据写入原文件中，会导致原数据丢失，因而一般保持到新的文件中 ...Mar 7, 2021 · vtkIdType npts, * pt_id; //npts表示一个cell中顶点数目，pt_id是cell顶点的id ，是个数组 while （Cell_Array-> GetNextCell (npts, pt_id) ） {//每遍历一次，npts，pt_id都会不断更新到下一个多边形} GetNextCell使用简单，但是弊端是只能单线程操作，如果我们 … The NPTS honors thesis is a highly selective program. Students are challenged to design and conduct an independent research project of professional scope and quality under the guidance of a thesis advisor. A limited number of students are selected to participate in the honors thesis program each academic year. count the number of points/vertices/nodes of sf objects Pipe thread sizes are based on an inside diameter (ID) or flow size. For example, “1/2–14 NPT” identifies a pipe thread with a nominal inside diameter of 1/2 inch and 14 threads to the inch, made according to the NPT standard. If “LH” is added, the pipe has a left hand thread. The most common global pipe thread forms are: 2 days ago · Amazon Forecast 天气指数是一项内置特征化，用于将天气历史信息和预计信息纳入到模型中。. 天气指数对零售用例非常有用，在此类用例中，温度和降水会大大影响产品需求。. 启用天气指数后，如果 Forecast 在预测器训练期间发现精度有所提高，则它只会 …Apr 1, 2023 · NPTS-ERR values should be between ±3 at 99% confidence level. The results of the two programs agree well, and the relative deviation between NPTS and RMC is substantially less than 2σ, and the maxima of both relative deviations are less than 4σ. Fig. 5 depicts the energy of each incident electron deposited in the copper target. The upper ... Dec 28, 2022 · npts—代表有几组点集。 ncontours—代表有内个轮廓。 isClosed—是否把绘制的多条线段首尾相连，显示，如果要绘制多边形，则这个参数值该置为true。 color—线条的颜色，用三通道表示。 thickness—线条的粗细，这里不能取负值。 lineType—线条的类型Paper 1: Romeo and Juliet. Paper 1: Lord of the Flies. Paper 1: Jekyll and Hyde. Paper 1: Jekyll and Hyde 2. Paper 1: Great Expectations. Paper 2: An Inspector Calls. Paper 2: Power and Conflict. Paper 2: Non-Fiction. Paper 2: Poetry Anthrology and Unseen Poetry. The function lfit ts 1,000 points to the line described in the previous paragraph. It returns the t parameters in column 1 of the returned matrix and the estimated uncertainties of the parameters in column 2. using LinearAlgebra using P r i n t f. function. f i t ( ) npts = 10000 xpts = [ ( i 1.0)/( npts. The Treaty on the Non-Proliferation of Nuclear Weapons, commonly known as the Non-Proliferation Treaty or NPT, is an international treaty whose objective is to prevent the spread of nuclear weapons and weapons …Apr 21, 2020 · It takes only 3–4 weeks for the NPTS to degrade completely in natural soil. A four-keypad NPTS was demonstrated by interfacing with the Arduino UNO development board. Folding, bending, and multiple finger-touch trials caused only slight capacitive changes to the NPTS, with no loss of function. The facile fabrication of the NPTS will be ... The first three NPTS surveys, conducted in 1969, 1977 and 1983, used an address sample from the Census Bureau. However, because the Census Bureau had conducted the survey, there were stricter confidentiality requirements, and neither the address nor the Census tract could be provided to us. In the 1990 NPTS, we did not need to collect the address, La nutrición parenteral total (NPT) es un método de alimentación que rodea el tracto gastrointestinal. Se suministra a través de una vena, una fórmula especial que proporciona la mayoría de los nutrientes que el cuerpo necesita. Este método se utiliza cuando una persona no puede o no debe recibir alimentación o líquidos por la boca. The NHTS provides information to assist transportation planners and policy makers who need comprehensive data on travel and transportation patterns in the United States. The …Best practices for threaded fittings. Tape, and sealant for absolute best results. How to apply and install FNPT into NPT fittings.Contact NPTS Bellarine. Phone: 03 5221 7411 Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. Nelson Property Transfer Services Now Call The Surf Coast Home 2022-01-13;6 days ago · This approach is an outgrowth of a special study of the NPTS, entitled Travel Behavior Issues in the 90's, which provided an early look at the insights the NPTS could provide regarding significant policy-related topics. As a product of that study a series of additional topics were identified for further examinationPROFILE OF NAGALAND POLICE TRAINING SCHOOL (NPTS) Nagaland Police Training School was established on 1st November 1966 by the Government of Nagaland with the following main objectives :-To provide basic Training to the young and energetic new recruit constable/havildar/ASI (both men/women) to develop professional knowledge, Job …Nelson Property Transfer Services | 153 followers on LinkedIn. You're in safe hands! | Nelson Property Transfer Services take care of all your conveyancing needs including buying, selling and other conveyancing transactions including title transfers. With NPTS, you're in safe hands. We understand that a transaction involving property is one of …1 NPTS 的基本概念 NPTS是一类新型的抗青光眼手术，这一命名实际上包括了几种手术方式。目前流行的主要有三种术式1)深层巩膜切除术：此术式中常同时进行胶原植入；(2)NPTS联合交联透明质酸凝胶植入术；(3)粘弹物质小管切开术。这三种手术方式具有共同 ...5 days ago · The NPTS includes Foundation Phase (Adult & Child, ASA Duckling Awards), plus there is an additional phase of Alpha Awards between Foundation and NPTS Stage 1 to support adults who may not …When you ship with DHL Express – you’re shipping with specialists in international shipping and courier delivery services! With our wide range of express parcel and package services, along with shipping and tracking solutions to fit your needs – DHL Express can deliver! In addition to being prominent scholars, our NPTS faculty participate in international diplomatic forums, interact with government officials on current policy issues, conduct policy-oriented research, and are actively developing new tools for monitoring threats from terrorism and weapons of mass destruction. Compliance with NPTS, Inc. and Client’s Quality Assurance Programs, Industry and/or Regulatory Standards. NPTS, Inc. was founded in 1982, initially to fill a need for capable, practical and highly experienced professionals in the fields of probabilistic risk assessment, thermal & hydraulic design and two-phase flow. Call us: (716) 876-8066. Apr 21, 2020 · It takes only 3–4 weeks for the NPTS to degrade completely in natural soil. A four-keypad NPTS was demonstrated by interfacing with the Arduino UNO development board. Folding, bending, and multiple finger-touch trials caused only slight capacitive changes to the NPTS, with no loss of function. The facile fabrication of the NPTS will be ...5 days ago · The NPTS includes Foundation Phase (Adult & Child, ASA Duckling Awards), plus there is an additional phase of Alpha Awards between Foundation and NPTS Stage 1 to support adults who may not …NHTS / NPTS Documentation 2009 NHTS Documentation User's Guide. Codebook and Data Dictionary; Introduction, survey design, response rates, weighting, data files, and using the data; Weighting report; Derived and added variables including Claritas, EIA, BESTMILE, GASPRICE, and FARS; Glossary: abbreviations, travel concepts and glossary of termsMar 18, 2019 · The NPTS treatment produced the largest grain yield, and the mean crop yield for NPTS was 14.7% and 8.5% greater than for NT and NTS, respectively, over the 8 years. Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. AIC State Conference Awards 2024-04-23; You’re In Safe Hands With Nelson Property Transfer Services 2021-10-14; Homebuyer Fund 2021-10-124 days ago · Parameters:. lon1 – Longitude of the initial point. lat1 – Latitude of the initial point. azi1 – Azimuth from the initial point towards the terminus point. npts – Number of points to be returned (including initial and/or terminus points, if required). del_s – delimiter distance between two successive points. radians (bool, default=False) – If True, the …Note that FPT and MPT are not authorized designations per the ANSI standard. Characteristics of NPT (also known as ANSI/ASME B1.20.1 Pipe Threads, General Purpose): the angle between the taper and the center axis of the pipe is 1o 47' 24'' (1.7899o) truncation of roots and crests are flat. 60o thread angle. pitch is measured in … XSec and Airfoil Functions. This group of functions provides API control of cross-sections (XSecs). Airfoils are a type of XSec included in this group as well. API functions for Body of Revolution XSecs are incuded in the SpecializedGeom group. Oct 4, 2022 · npts *¶ 数据点数，其值决定了在数据区有多少个数据点。 delta *¶ 等间隔数据的数据点采样周期（标称值）。 odelta ¶ 采样周期的实际值，若实际值与标称值不同则有值，一般来说都是未定义的。 b, e *¶ 文件的起始时间和结束时间（相对于参考时刻的秒数）。 *See full list on docs.aws.amazon.com NHTS / NPTS Documentation 2009 NHTS Documentation User's Guide. Codebook and Data Dictionary; Introduction, survey design, response rates, weighting, data files, and using the data; Weighting report; Derived and added variables including Claritas, EIA, BESTMILE, GASPRICE, and FARS; Glossary: abbreviations, travel concepts and glossary of terms Sep 26, 2022 · Service. 1. KTNET, Digital Trade Innovator. Information Exchange Provider. Established by the Government Initiatives of MOTIE(Ministry of Trade, Industry and Energy) and Korea Customs Service Background : “Act on Promotion for the Trade Business Automation”(1991) Shareholder : KITA (Korea International Trade Association), 100%. 3.Dec 24, 2023 · python custom_evaluate.py --infer_npts 2048 --root cumstom_data --checkpoint work_dirs\models\checkpoints\test_min_loss.pth --show 其中绿色点云为源点云，红色点云为参考点云，蓝色点云为配准后的源点云，可以看到蓝色点云与红色点云完全没有对齐，这表明训练效果极其不佳。Network Packet Transfer System (NPTS) NPTS application provides secure one-way transfer for all network packets across the data diode. This application is typically used … Check out our gallery filled with inspirational pool designs in every shape, size and color imaginable. National Pool Tile (NPT) distributes pool tiles, pool finishes, hardscapes, and outdoor living products. Download NPT mobile app for more pool design ideas. Visit NPTpool.com. Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. Nelson Property Transfer Services Now Call The Surf Coast Home 2022-01-13; You’re In Safe Hands With Nelson Property Transfer Services 2021-10-14;Dec 19, 2023 · C++ OpenCV中的polylines函数用于在图像上 绘制多边形 。. 它函数原型如下：. /** @brief Draws several polygonal curves. @param img Image. @param pts Array of polygonal curves. @param isClosed Flag indicating whether the drawn polylines are closed or not. If they are closed, the function draws a line from the last vertex of ... Dịch vụ. Tập trung thi công lắp đặt MBA 220kV-250 MVA , thí nghiệm hiệu chỉnh tại TBA 220 kV Long Biên. Sửa chữa lớn lưới truyền tải điện. Xử lý sự cố, SCTX lưới truyền tải điện. Lắp đặt, sửa chữa, thí nghiệm, hiệu chỉnh lưới truyền tải điện. Tự động hóa và ... Dec 28, 2022 · npts—代表有几组点集。 ncontours—代表有内个轮廓。 isClosed—是否把绘制的多条线段首尾相连，显示，如果要绘制多边形，则这个参数值该置为true。 color—线条的颜色，用三通道表示。 thickness—线条的粗细，这里不能取负值。 lineType—线条的类型Feb 1, 2024 · NPT = National Pipe Thread. NPTF = National Pipe Thread Fuel. Both NPT and NPS have the same thread angle, shape, and pitch (threads per inch). However, NPT threads are tapered and NPS threads are straight (parallel). Both threads have a 60° included angle and have flat peaks and valleys. Tapered Pipe Thread is commonly …
where npts is the value of the Points of Window variable. However, when the smoothing method is FFT filter, moving window is not used. Instead, the whole signal is processed. The adjacent-averaging method. The adjacent-averaging method uses the simplest possible averaging procedure: each is the average of the data points within the moving window.. Max south
Contact NPTS Bellarine. Phone: 03 5221 7411 Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. AIC State Conference Awards 2024-04-23; You’re In Safe Hands With Nelson Property Transfer Services 2021-10-14; HE 1990 Nationwide Personal Transportation Survey (NPTS) provides a comprehensive look at personal travel in the U. S. The 1990 survey and the three earlier surveys in the NPTS series yield important data on the travel behavior of the American population. The NPTS series provides data to examine the relationship among social and demographic change, Note that FPT and MPT are not authorized designations per the ANSI standard. Characteristics of NPT (also known as ANSI/ASME B1.20.1 Pipe Threads, General Purpose): the angle between the taper and the center axis of the pipe is 1o 47' 24'' (1.7899o) truncation of roots and crests are flat. 60o thread angle. pitch is measured in …NPTS maintains its resource library in the cloud, using a service called Box. The library is accessed via the Resources Page on this site or directly via the web at Box.com > NPTS DOCUMENTS. You will need a Box login to gain access - something that is quick and easy to create. Subscribers receive an email from NPTS (via Box) with a Go to Folder ...Email: [email protected]. Address: Shop 1, 75 The Terrace, Ocean Grove, 3226. Follow us on Facebook. NPTS Geelong in Facebook. News & Updates. Nelson Property Transfer Services Now Call The Surf Coast Home 2022-01-13; You’re In Safe Hands With Nelson Property Transfer Services 2021-10-14;Oct 9, 2023 · - `fillPoly(img, pts, npts, 3, Scalar(255, 255, 255));` 中的最后一个参数没有指定，因此使用默认值 1，表示填充的线条宽度为 1 像素。 因此，这两段代码的功能是相同的，都是在 `img` 图像上填充由 `pts` 和 `npts` 定义的多边形区域，填充的颜色为白色（RGB 值为 [255, 255, 255]）。We are Digital Architects. PTS has been helping our clients get the best out of their technology infrastructure for over 38 years. We specialise in workplace transformation, enabling users to enjoy a frictionless experience, as well as helping to optimise the Data Centre environment. Our Expertise.Norfolk PTS offers a range of courses for parish councils, clerks and councillors in Norfolk. Learn from experienced tutors and network with other parish representatives.The NPTS likely underrepresents single parent low income households because it is a telephone survey (2). Although nationwide, only 5 percent of households do notNote that FPT and MPT are not authorized designations per the ANSI standard. Characteristics of NPT (also known as ANSI/ASME B1.20.1 Pipe Threads, General Purpose): the angle between the taper and the center axis of the pipe is 1o 47' 24'' (1.7899o) truncation of roots and crests are flat. 60o thread angle. pitch is measured in …The `npts` method in the `pyproj.Geod` class in Python's `pyproj` library is used to calculate a set of equally spaced points along a great circle path. This method takes the starting longitude, latitude, and ending longitude, latitude as inputs and returns a list of points along the shortest distance between the two given locations. ...Dec 28, 2022 · npts—代表有几组点集。 ncontours—代表有内个轮廓。 isClosed—是否把绘制的多条线段首尾相连，显示，如果要绘制多边形，则这个参数值该置为true。 color—线条的颜色，用三通道表示。 thickness—线条的粗细，这里不能取负值。 lineType—线条的类型.