bolt and nut

基本解释

Make sure check the bolt and nut before testing run. and if they become less crowded, fastening again.
試車前務必檢查所有螺栓、螺母是否有松動，若有松動的螺栓、螺母必須重新緊固。
I do not want to collaborate with all the people in the company, I do not want to collaborate with people who do not understand what is the difference between bolt and nut, and I will not !
我不需要跟全公司的所有人協作，我不想也不會跟那些不知道螺帽和螺栓有何區別的人協作！
Therefore, we should regularly inspect the bolt and nut fastening and implemented in order to reduce unnecessary costs.
因此，應定期對螺栓和螺母進行檢查竝實施緊固，以減少不必要的費用。
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