English translation for "木支护顶板"

timbered back

Related Translations:

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

稳定顶板:  firm top

Similar Words：

"木支撑" English translation, "木支撑工程" English translation, "木支撑及顶撑" English translation, "木支撑重建" English translation, "木支护扒矿平巷" English translation, "木支护井底车场" English translation, "木支护平巷" English translation, "木支护竖井" English translation, "木支护水平分层充填采矿法" English translation, "木支护天井" English translation