production safety in coal mines的用法和樣例：
例句
- Its running status quality produces the vital role to the coal mine safety.
它的運行狀態(tài)好壞對煤礦安全生產(chǎn)起著(zhù)重要的作用。 - The prevention of the occurrence of the electromechanical accidents creates a better environment for the safety in production and sustainable development of the coalmine.
預防煤礦機電事故的發(fā)生可為煤礦安全生產(chǎn)與可持續發(fā)展創(chuàng )造了一個(gè)更加良好的環(huán)境。
