设计一种满足测试要求的专用设备是提高继电器静态吸反力特性测试水平的必然技术途径。

So, it is necessary to design a special apparatus satisfied with testing demands in order to improve the testing level of relay's static attractive force and spring force characteristics.

youdao

设计一种满足测试要求的专用设备是提高继电器静态吸反力特性测试水平的必然技术途径。

So, it is necessary to design a special apparatus satisfied with testing demands in order to improve the testing level of relay's static attractive force and spring force characteristics.

youdao