shaft lining

常见例句

Non-mining fracture of shaft-lining is a new style of engineering geological hazard.
煤矿立井井筒非采动破裂是一种新型工程地质灾害。
Stress on shaft-lining constructed by freezing process during, shaft sinking, after thawing and in years of service is analyzed.
本文阐述了冻结施工立井井壁在井筒施工期间、冻结壁解冻后和矿井投产后的受力情况。
Improved KNN algorithm by using the combination technology, and applied it to the forecast of non-mining fracture of shaft-lining of mine.
利用组合技术对KNN算法进行改进，并将其应用于煤矿立井井筒非采动破裂的预测。