ball-and-lever valve 杠杆球阀
Ball gear shift lever 环座式换档杆
a ball lever 浮球杆
Lever-ball float steam trap 进口杠杆浮球式疏水阀 ; 杠杆浮球式蒸汽疏水阀
Ball gear shelloft lever 环座式换档杆
ball float type lever controller 浮球液位计
shifting lever ball 变速杆球端 ; 变速杠杆球端
gear shift lever ball 变速杆球端
If you have problems balancing the weight of your foot to the pedal, it helps to keep a halved tennis ball right under the accelerator pedal lever.
如果你难以平衡脚上的重量，在油门踏板下放半个网球将对你有所帮助。
Round Safety handle -design prevents accidental operation of low-torque ball valve by snagging the lever handle with personal clothing or equipment.
圆形安全手柄—这种结构用于防止由于人员服装或设备绊住水平手柄导致的低扭矩阀门的操作故障。
The tiger jumped onto a big rubber ball and rolled from one side of the lever to the other as the woman waved the lash.
女郎鞭子一挥，虎兄便跳上一个大皮球，从撬板的这一端稳稳地滚到另一端。
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