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| T/CNCA 011-2021 Technical requirements for investigation of natural disaster bearing body in underground coal mine (English Version) |
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Introduction of T/CNCA 011-2021
本文件规定了井工煤矿地震、地质、洪水等自然灾害承灾体调查的基本要求、调查内容及技术要求、调查报告等内容。
本文件适用于井工煤矿地震、地质、洪水等自然灾害承灾体调查工作。
Contents of T/CNCA 011-2021