把高强度螺栓插入孔洞，同时拧紧螺栓达到高的预加载水平。

把高强度螺栓插入孔洞，同时拧紧螺栓达到高的预加载水平。的英文翻译

基本释义

• High-strength bolts were inserted into the holes and tightened to a high preload level.