对煤矿软岩巷道工程实践有着一定的指导意义。

There is some instructional signification to soft rock tunnel project and practice of coal mine.

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它必将在软岩巷道的支护中起着主要的参考作用。

It will play important role in soft rock tunnel supporting.

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煤矿软岩巷道工程是软岩工程的一个重要组成部分。

Coal mine soft-rock tunnel is a important constituent of soft rock engineering.

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煤矿软岩巷道工程是软岩工程的一个重要组成部分。

Coal mine soft-rock tunnel is a important constituent of soft rock engineering.

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