According to the geologic investigation of out patient building of Malan mine worker's hospital the cement grout reinforcement plan is adopted.

  • 以马兰矿职工医院门诊楼地质勘察资料的分析为依据,确立了采用水泥灌浆的加固方案。

  • 互联网摘选 2025-01-20 11:47:46

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