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开口螺栓
split bolt
- 现在用5/16英寸套筒扳手或开口扳手用大约15英寸磅的扭力紧固四个底部螺栓。
Now tighten the four bottom bolts to approximately 15 ft. -lbs. with a 5/16" socket or open-end wrench." - 手动执行器轴是单导短梯形螺纹。执行器阀盖阀杆连接是螺纹开口块联轴节，并采用螺栓连接在一起。
Manual actuatorstemsare single load stub acme threads. Theactuator bonnet stem connection is a threadedsplitblock couplingthatis bolted together. - 疲劳是一个无可避免的老化的过程，但是像开口和接头这样的薄弱的部位可以使用胶粘剂粘合来代替铆钉和螺栓，并且用大的板材来铸造机翼。
Fatigue is an aging process that cannot be avoided, but weak points such as holes and joins can be reduced by using adhesives instead of rivets and bolts, and by casting wing skins in gigantic panels.
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