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| NB/T 11433-2023 Technical specification for short wall interval filling mining in coal mine (English Version) |
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Detail of NB/T 11433-2023
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Introduction of NB/T 11433-2023
本文件规定了煤矿短壁间隔充填采煤的一般技术要求、充填采煤工艺流程、安全技术要求、地表变形及井下矿压观测。
本文件适用于煤矿短壁间隔充填采煤方法。
Contents of NB/T 11433-2023