单词	自锁螺栓
释义	自锁螺栓 self-locking screw
随便看	engineering standard department engineering standards Engineering Standards Coordinating Committee engineering standards manual engineering startup engineering statics engineering station engineering statistics engineering steels engineering stess engineering stop date Engineering Stop Order engineering strain engineering stress engineering stress-strain curve engineering structural accident engineering structural material engineering structural measures engineering structure engineering structure body engineering structures engineering structure test engineering strueture engineering student engineering students