西门子300PLC SCL编程手册，类似C语言的PLC程序设计编程方便逻辑性强(Siemens 300PLC SCL programming manual, which is similar to c-language PLC programming programming is convenient and logical)

参照电机设计实例，对各种电机参数进行设计，符合实际工程要求。(According to the example of motor design, all kinds of motor parameters are designed, which is in line with the actual engineering requirements.)