英语词汇“wall rock assortment”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	wall rock assortment
释义	wall rock assortment 基本例句围岩分级 Therefore, it shows that the uncertaity measurement model is effective, available and can be applied to classification of tunnel surrounding rock in underground engineering.且方法科学合理，意义明确，为隧道围岩分级判别提供了一种新思路。
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