该类缺陷可使燃油管在极端情况下接头脱离，导致引擎无法启动或熄火。
The fault could cause the fuel pipe to break at the joints under extreme conditions and the engine could fail to start or stop working.
而且大多数情况下接头替换的外科手术很大程度上减少了慢性髋关节疼痛，提高了生理功能。
Whilst joint replacement surgery greatly reduces chronic hip pain and improves physical function in most, residual symptoms are common.
通过对游梁式抽油机对接式连杆下接头连接螺栓的失效分析，指出了采用双螺母防松时，将薄型螺母放置在外侧是不恰当的。
Through the failure analysis of connecting bolt of down rod, it points out that it is not correct to put the thinner nut outer side if the double nut anti-loose method is adopted.
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