永磁传动
assistant public affairs officer
magnetic drive
振动磁传感器
vibratory magnetic sensor
保安型磁力传动阀
safe type magnetic force drive valve
传统动圈式电磁感应检波器
traditional electromagnetic velocity geophone
磁电机传动技术规格
magneto drive specification
磁力传动
Magnetic force transmission
magnetic driving
magnetic drive
Maghetic drive
Magnetic transmitting
magnetic transmission
磁力传动可变孔径式流量计
magnetic transmission variable aperture flow meter
磁力传动联轴器
magnetic force transmission coupling
磁力密封传动器
the Magnetic Airproof Driver