色一情一伦一区二区三-亚洲日韩中文字幕一区-少妇邻居内射在线-黄瓜视频在线观看网址-免费人成在线观看网站品善网

EETI elctromotor laboratory is equipped with rectifier transformer, permanent magnet wind power converter, high voltage switchgear, doubly-fed rotor frequency converter,etc. We could provide all items testing service for electromotor products manufacturers at home and abroad, and the testing includes thermal performance test, disruptive test, accidental over-current test to motors, and short-circuit current test, excitation circuit loss detection to synchronous motor.