The curriculum design using Siemens S7-200 programmable logic controller to prepare the two-tier system of automatic control elevator.
本课程设计利用西门子s7- 200可编程控制器编写的两层电梯自动控制系统。
An automatic means to prepare an index.
一种自动准备索引(自动标引)的方法。
Automatic tablet press is used to prepare steel slag samples for X-ray spectrofluorimetry at Masteel's No. 4 steel group.
采用自动压片机压制马钢四钢轧总厂的钢渣样，样片用于X荧光光谱仪分析。
Automatic tablet press is used to prepare steel slag samples for X-ray spectrofluorimetry at Masteel's No. 4 steel group.
采用自动压片机压制马钢四钢轧总厂的钢渣样，样片用于X荧光光谱仪分析。
应用推荐