English translation for "顶板坳陷"

sag of roof

Related Translations:

坳背山男童院:  o pui shan boys' home

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：

"顶板中的煤夹层" English translation, "顶板中钟形结核" English translation, "顶板周期垮落" English translation, "顶板状况" English translation, "顶板钻头" English translation, "顶板蜿曲" English translation, "顶版" English translation, "顶半爿天" English translation, "顶棒的尖端科技" English translation, "顶苞" English translation