如果螺栓无法拆卸，将使用一种专门设计的工具把上下法兰盘撬开。
If not, a specially designed tool will be used to pry apart the top and bottom flanges.
本文将反应堆压力壳的球顶盖、上下法兰、螺栓、筒体及双道O形环作为一个超静定系统进行了应力和变形分析。
The reactor pressure vessel composed of spherical top and lower heads, upper and lower flanges, bolts, cylinder and two O-rings, as a static indeterminate system has been studied.
篮球滴下法院通过上上下下弹起它。
The basketball is dribbled up the court by bouncing it up and down.
篮球滴下法院通过上上下下弹起它。
The basketball is dribbled up the court by bouncing it up and down.
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