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頂板的英文翻譯
基本釋義
參考釋義
- 頂板 [dǐng bǎn]
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- {礦} (礦井內巷道頂上的岩石層,又名「頂幫」、「懸幫」、「頂盤」「上盤」) roof; top tray:
immediate roof 直接頂板
- {無脊椎} apical plate- {機} {建} backing deal; carrier plate; crest slab; crown sheet; crown plate; head plate; abacus- (推種器) ejector plate -
短語頂板管理roof control頂板管理工roofman頂板橫樑端卡楔head board (護頂板)頂板垮落長壁開採法longwall working with caving頂板裂縫foig頂板螺旋千斤頂roof jack頂板落石scalings頂板錨桿roof bolt頂板錨桿支護roof bolting頂板煤jay頂板破裂聲crump頂板突出岩石balk頂板壓力計roof pressure gauge頂板岩石balkstone; cap頂板易脫落岩石lype頂板支梁half-balk
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