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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} (礦井內巷道頂上的巖石層,又名“頂幫”、“懸幫”、“頂盤(pán)”“上盤(pán)”) roof; top tray:
immediate roof 直接頂板
- {無(wú)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(yǔ)頂板管理roof control頂板管理工roofman頂板橫梁端卡楔head board (護頂板)頂板垮落長(cháng)壁開(kāi)采法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頂板突出巖石balk頂板壓力計roof pressure gauge頂板巖石balkstone; cap頂板易脫落巖石lype頂板支梁half-balk
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