... ball collar thrust bearing 环形球推力轴承 ball elbow 球面弯接头 ball end journal 球形榫头 ...
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Keep your elbow in and snap your wrist when the ball is rising.
收肘的同时腕关节迅速发力击打正在上升运动的回球。
With 1 minute remaining in the 1st, we saw McGrady catch the ball in the far post on the right elbow against Jerebko.
随着剩下1分钟,在第一,我们看到麦蒂捕捉到关于打击Jerebko右肘远门柱球。
Detach the sensing line from the inlet ball valve and the elbow on the relief valve.
从进口球阀和安全阀上的弯头处拆卸感应管道。
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