English translation for "顶板沟道"

ceiling channel

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：

"顶板底面" English translation, "顶板吊撑" English translation, "顶板吊线" English translation, "顶板盾构" English translation, "顶板杆柱支护" English translation, "顶板管理" English translation, "顶板横梁端卡楔" English translation, "顶板横梁端卡楔 护顶木板" English translation, "顶板加巩" English translation, "顶板加强肋" English translation