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1·Though mine safety has much improved, miners' families still fear the worst.

虽然矿井安全已极大改善，矿工的家属们仍然担心发生最糟糕的事情。《柯林斯英汉双解大词典》

2·China sees improvement in coal mine safety.

中国煤矿安全条件有所改善。

3·Mechanization and stricter supervision have greatly improved mine safety.

机械化和更加严格的监管使得煤矿安全系数提高了很多。

4·Strengthening mine safety management is a urgent and important subject.

加强煤矿安全管理是个迫切而重要的课题。

5·To be responsible for the release of information about coal mine safety.

负责发布煤矿安全有关信息。

6·Mine dust seriously threats the mine safety production and the staff health.

粉尘严重威胁矿井安全生产和职工身体健康。

7·In coal mine safety problem, gas strength is one of an important safety inspection factors.

在煤矿安全问题中，瓦斯气体浓度是煤矿安全监测的重要指标之一。

8·On Tuesday afternoon, Kevin Stricklin, the federal coal-mine safety chief, hazarded an answer.

周二的下午，联邦矿山安全署署长凯文·斯特里克林大胆给出一个答案。

9·All of these methods used in the Coal Mine Safety Supervision training received very good results.

这些方法应用在煤矿安全监察员培训中收到了很好的效果。

10·As compared with the former method, the dynamic description can promote the research of mine safety.

对照以往方法，这种动态描述无疑可促进矿山安全问题的理论研究。