英语词汇“roof weighting step”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	roof weighting step
释义	roof weighting step 基本例句来压步距 The length of the first coalface in a mining-district controls the distances of first weighting and periodic weighting of the main roof.在采区范围内首采工作面的长度控制着老顶的初次来压步距和周期来压步距。
随便看	Adulterated honey adulterated liquor adulterated milk adulterated oil Adulterated pangolin adulterated product adulterated semiconductor material adulterated soods adulterated substance Adulterated traditional Chinese medicine adulterated water adulterated wine Adulterate Flos Carthami adulterately adulterate milk with water Adulterate milk with water adulterateness adulterates adulteratest adulterate wine with water adulterate with adulterousness adulters adultery adultery by consent