1·The horizontal anger has a variable pitch.
横向搅龙具有可变的螺距。
2·A simplified model of variable speed variable pitch wind turbine is established.
建立了变速变桨距风力发电机组的简化模型。
3·CNC lathe; variable pitch screw; NC Program; on the cutting point; graphic method;
数控车； 变螺距螺杆； NC程序； 起刀点； 图解法；
4·In this paper, the mathematical model of DFIG and variable pitch system is established.
本文分别分析了双馈发电机和变桨距系统的数学模型。
5·This provides a theoretical basis for latter variable pitch design of hardware and software.
这为后面的变桨距硬件和软件设计提供了理论依据。
6·In this paper, the research for the control system begin with studying controller of variable pitch control system.
本文以变桨距控制系统中控制器的研究为切入点，对控制系统展开了研究。
7·It is difficult to machine the variable pitch of screw part on the CMC lathe without variable pitch cutting faction.
对于只具备普通螺纹切削功能的数控车床，一般来说不能加工变螺距的螺纹。
8·First, traditional PID variable variable pitch control system and conventional fuzzy variable pitch control system are established.
本文首先建立了PID变桨距控制系统和常规的模糊变桨距控制系统。
9·Therefore, to carry out research on the variable pitch control system of wind turbine and its drive system has important significance.
因此，开展对风力机变桨距控制系统及其驱动系统的研究具有重要的意义。
10·Once the program is loaded, only a few parameters are given, the development drawings of variable pitch helical blade will be obtained.
该程序一经调用，只要给出几个相关的参数，即可绘出变螺距螺旋面展开图。