Contruction companies structure work safety process based on safety accident mechanism.
安全事故机理是施工企业构建安全生产过程的理论基础。
The article introduces the method of contruction and ventilation, and ensures the contruction safety of high gas tunnel with scientific technic step.
分析了瓦斯的性质，隧道瓦斯放出形式及其危害等，并提出了供隧道施工瓦斯防治具体安全技术措施和要求。
The article introduces the method of contruction and ventilation, and ensures the contruction safety of high gas tunnel with scientific technic step.
分析了瓦斯的性质，隧道瓦斯放出形式及其危害等，并提出了供隧道施工瓦斯防治具体安全技术措施和要求。
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