Post-disaster investigations and laboratory simulation of gas explosion found that, the damage is obvious at the bend and bifurcation of the roadway.

  • 瓦斯爆炸事故灾后调查及实验模拟发现,在巷道的拐弯、分岔处,破坏程度尤为明显。

  • 互联网摘选 2025-01-20 18:56:47

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