The GF Type Marine single-screw pump is horizontal structure, driven by Marine motor.
型船用单螺杆泵为卧式结构，由船用电机驱动。
The rotating speed of antenna is low when the antenna is driven by lead screw.
传动链末级采用丝杠传动的天线转速较低。
The rotating speed of antenna is low when the antenna is driven by lead screw.
传动链末级采用丝杠传动的天线转速较低。
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