English translation for "顶板炮眼"

back hole
ceiling hole

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：

"顶板锚栓支架" English translation, "顶板锚栓钻机" English translation, "顶板锚头" English translation, "顶板煤" English translation, "顶板木锚杆" English translation, "顶板破裂" English translation, "顶板起伏" English translation, "顶板强度试验" English translation, "顶板上的测桩" English translation, "顶板栓锚眼用钻车" English translation