About Zhou Yushi
About 上海理工大学 机械工程学院,上海,200093
About Chen Guangsheng
About 上海理工大学 机械工程学院,上海,200093
About Jidian Gongcheng
About galvanometer
About angular velocity
About motor
About position sensor
About oscilloscope
About effective value
About electric potential
About 国産
About 逆起電力
About Motors
About 検流計
About 力係数
About 研究