把手开关 Remote Handlebar Toggles
右手开关 right hand opening ; right hand opening west bank
用手开关的阀 hand operated valve
手动开关 hand switch ; [电] manual switch ; hand operated switch ; manually operated switch
手动控制开关 SH ; hand control switch ; hands off ; manual control switch
手制动开关 parking switch ; park brake switch
自动手控开关 automatic switch ; automanual switch ; a/m switch
手刹车开关 PARK SW
开关把手 switch handle ; Breaker pount wrench ; switch bail ; switch knob
到了最下边一级台阶，我的手碰到一个电源开关，我打开它，一座安了十个红灯泡的大型吊灯架让地下室里一片红色。
At the bottom of the stairs my hand met an electric switch. I turned it, and a great electrolier of twelve red globes flooded the cellar with a red light.
记住，开关可能突然弹起或出现故障，所以不要因为看到刀锯停止转动了，就肆无忌惮的将手靠过去。
Remember that switches can be inadvertently bumped or malfunction, so just because the blade has stopped, don't relax and put your hands too close.
介绍了杆式手操作真空负荷开关的研究。
A study of the rod type manual operated vacuum switch (RMVS) is introduced.
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