... 直接传动螺旋桨：direct-drive propeller 直接传动齿轮：direct drive gear 直接传动操舵装置：direct-connected sterring gear ...
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Through the gear direct drive.
通过齿轮直接驱动。
The device by the human operator launches, such as through the cone-shaped gear reducer drive, direct drive valve stem up and down movement of the valve gate.
本装置由人力操作手轮，通过锥形齿轮等减速传动，直接驱动阀门阀杆上下移动，启闭阀门。
Foot mounting brackets are available also, when the pump must be run slower than direct-drive speeds allow, with belt or gear-reduction assembly.
当泵的运行速度慢于直接驱动速度时，底座安装支架也是可以的，带有传送带或减速齿轮部件。
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