The example of the new-southern roadway support of Tao-er coal mine proved the reasonability of continuous double - shell's support.
以陶二煤矿新南总巷道支护为例，验证了连续双壳支护的合理性。
The example of the new-southern roadway support of Tao-er coal mine proved the reasonability of continuous double - shell's support.
以陶二煤矿新南总巷道支护为例，验证了连续双壳支护的合理性。
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