green ground screw 接地绿螺丝
ground screw conveyor 螺旋排土系统
Ground wire screw 地线螺丝
High precision ground ball screw 高精密磨削滚珠丝杠
electrical ground mounting screw 电接地安装螺钉
ground drive screw pump 地面驱动螺杆泵
Ground screw fastening gear pump, motor, screw force should be uniform, reliable connection.
紧固齿轮泵、电动机的地脚螺钉时，螺钉受力应均匀，连接可靠。
The tip of the screw driver has been made of hardened steel which has been ground to provide a long life and a precise carburettor set-up.
尖端的螺丝刀已经取得了淬硬钢已地面提供一个长期的生活和一个确切的化油器的设立。
The ground staff said it is clear to see the screw on the fuselage.
地面的人员说可以清楚的看到机身上的螺丝钉。
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