The invention because uses above tightens the organization, when assembly, the slippery wrap may facilitate the localization to the outrigger free position, then enters through sleeve chuck the card its locking, also because sleeve chuck an itself end is loaded with the installment position which matches with the thing frame body or sleeve chuck itself is the thing frame body nose, therefore causes an entire thing connection to change extremely simply, but acts according to the different frame body specification design the coupling, may adapt the many kinds of specifications different to set at a thing connection, greatly expanded the coupling applicable scope, provides a kind of new component for a thing production.
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Fourth, bearing when assembly is not suitable receives the clash and the impact.
第四，轴承在装配时不宜受到磕碰和冲击。
The door of the parsonage was hardly shut, when the whole assembly came forward with outstretched hands and friendly greetings.
牧师家的门还没有关上，全场的人就都走上前来，向他伸出手来，表示友好的问候。
Severn was sure that she had something to say, and when she made her five-minute speech to the UN Assembly, she tried very hard to make a difference.
珊文很确定自己有东西要说，在联合国大会做五分钟演讲时，她努力地想要带来一些改变。
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