safety accident of coalmine
英
美
safety accident of coalmine的用法和樣例:
例句
- The safety responsibility system needs to be improved.
切實(shí)糾正各種違規違章指揮和操作現象,防止重大安全事故發(fā)生。
- The survey team believed that this is a significant food safety incident.
調查組認為,這是一起重大的食品安全事故。
safety accident of coalmine的相關(guān)資料:
臨近單詞
国内精品美女A∨在线播放xuan