基本解釋大型挖掘工程；大規(guī)模挖土，大量開挖英漢例句雙語例句This article makes introduction from several aspects, e. g. bulk factor control, effective environment excavation, and window & wall area ratio control etc.文章從控制體型系數(shù)，有效挖掘環(huán)境及控制窗墻面積比等方面進(jìn)行了論述。During the initial excavation, the tender coal seam workings in deep seam in Nantun Colliery takes on slocking of roof, with breaking-out in bulk coal and surrounding rock failure.南屯煤礦深部松軟煤層巷道，在掘進(jìn)過程中頂板破碎，伴有大量頂煤冒落且圍巖破壞嚴(yán)重。bulk excavation更多例句詞組短語短語bulk excavation works 大型挖掘工程bulk excavation更多詞組專業(yè)釋義機(jī)械工程大型挖掘工程能源科學(xué)技術(shù)大規(guī)模挖土