However, due to the excrescent side lobe, the current drive efficiency is lower.
但由于存在多余副瓣，驱动效率较低。
Its advantages are high drive efficiency, soft start of electric motor, and overload protection.
本偶合器传动效率高，可实现电动机软启动，过载保护。
Low torque required to drive the load due to high efficiency ball screw.
低扭矩所需的驱动负载，由于高效率的滚珠丝杠。
The rolling-ball coupling is a kind of new and high-efficiency drive part.
滚珠联轴器是一种新型高效的联轴器。
To rent a Honghua top drive is to experience an efficiency-jump of drilling.
租赁一台宏华顶驱，体验钻井效率的再一次飞跃。
High quality flat belts drive; high efficiency; low noise.
优质平面皮带传动。高效率，噪音低。
High quality flat belts drive; high efficiency; low noise.
优质平面皮带传动。高效率，噪音低。
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