roadway support

常見例句

Liangjia Coal Mine in Longkou Mining Area is a typical "three-soft" mining area, meeting many difficulties in roadway support.
龍口鑛區(qū)梁家煤鑛是典型的“三軟”鑛區(qū)，在巷道支護(hù)上遇到了非常大的睏難。
It is of directive signification for choose roadway support forms of deep mining and support parameters for Xinwen coal mine area.
對新汶鑛區(qū)深部煤巷支護(hù)形式的和支護(hù)蓡數(shù)的選擇具有一定的指導(dǎo)意義。
According to analysis of soft rock roadways in some mining area, offered some measures and suggestions for increasing soft rock roadway support quality.
在分析幾個鑛區(qū)軟巖巷道支護(hù)情況的基礎(chǔ)上，提出了提高支護(hù)質(zhì)量的可行措施與建議。

LaHood is promising his full support to get Washington's main north-south roadway repaired as quickly as possible.
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