English translation for "下向水平分层顶板崩落采矿法"

top slicing cover caving

Related Translations:

崩落度测定仪:  slump meter

顶板阶梯:  roof step

顶板撑:  crown stay

外顶板:  roof sheet

顶板裂缝:  roof fissure

平巷顶板:  roof of drift

货架顶板:  deck board

岩层顶板:  top of bed

人工顶板:  artificial roof

弱顶板:  poor roof

Similar Words：

"下向双翼回采工作面" English translation, "下向水流" English translation, "下向水平分层崩落采矿法" English translation, "下向水平分层崩落法" English translation, "下向水平分层崩落矿房法" English translation, "下向梯段" English translation, "下向梯段爆破" English translation, "下向梯段工祖" English translation, "下向梯段回采" English translation, "下向梯段式长壁回采" English translation