THROUGH BOLT &NUT 通体螺栓
THROUGH BOLT & NUT 通体螺栓
through bolt nut
直通螺栓螺母
以上为机器翻译结果,长、整句建议使用 人工翻译 。
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.
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。
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