coal mine safety law的意思|示意
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英 / /
煤矿安全法
coal mine safety law的网络常见释义
煤矿安全法 ... Mine safety equipment 矿山安全设施 coal mine safety law 煤矿安全法 mine-shaft safety 矿井安全 ...
coal mine safety law相关例句
In-depth analysis of accident law combined with the characteristics of coal mine industry is an urgent need of safety production of coal mine industry in China.
结合我国煤矿行业的特点，深入分析事故的发生规律，是当前煤矿行业生产安全迫切需要解决的问题。