sample function meaning in English
样本函数
Examples
- In this paper , authors have predominantly discussed mathematical model of cad for designing bodyplan of fishing vessels , generating and gradually and perfectly completing data base system of prototypes for pattern of vessels with technique of data base , and completing fairing of lines by insertion of cubic sample function and its software system
摘要本文重点讨论了在计算机辅助渔船型线设计中采用的数学模型，应用数据库技术生成和逐渐完善母型船的型船库系统，以及采用三次样条函数插值解决光顺问题和软件系统。 - By means of trigonometrical progression method and the mainline track spectrum , the sample function of the chinese mainline railway track random geometric irregularity is simulated . with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model , the sample function of high - speed railway track random geometric irregularity are simulated . based on existing literature , the artificial bogie crawl waves at various different speeds are randomly simulated
根据我国干线铁路轨道谱，采用三角级数法模拟出干线铁路和准高速铁路轨道不平顺的样本函数；根据秦沈客运专线高速试验段轨检车资料，采用arma时间序列模型模拟了高速铁路轨道不平顺随机样本函数；在既有研究资料的基础上模拟出各种速度客车构架人工蛇行波；用随机变量描述道床横向刚度，并进行了随机模拟；将振动理论和稳定理论结合建立系统的分析模型和运动方程；根据monte ? carlo法编制了车辆?轨道耦合系统随机振动分析程序，进行了无缝线路随机动力响应分析，通过试验对计算模型、计算方法进行了验证。