Kuang shan an quan ji liang chang yong fa lü fa gui ji biao
Kuang shan an quan ji liang chang yong fa lü fa gui ji biao zhun
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About This Book
本书选编了有关矿山安全生产方面现行有效的及最新发布的法律法规,规章制度,安全标准及计量检定规程,是一本较系统的关于矿山安全生产方面的工具书.
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