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巷道维修
meaning in English
road maintenance
roadway maintenance
Examples
Application of support technique by bolting and grouting in maintenance of large cross - sectional soft rock roadway
锚注支护技术在大断面软岩
巷道维修
中的应用
Related Words
巷道迷津
曲折巷道
联络巷道
天井巷道
巷道壁
巷道通风
卸载巷道
垂直巷道
巷道钻
死巷道
巷道通风
巷道网
巷道下部侧壁
巷道修理工
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