基本解釋[材料科學(xué)]堿性爐頂英漢例句雙語(yǔ)例句Basic roof and immediate roof of horizontal section top coal caving were beside the working face in steep seams.運(yùn)用彈性薄板理論對(duì)急斜煤層水平分段放頂煤開(kāi)採(cǎi)基本頂巖層進(jìn)行拉應(yīng)力分析，得出了頂板破斷的判別準(zhǔn)則。By using the mechanics theory to analyze the character of roof moving and deformation after coal mining, the conclusion is gotten that the basic roof will not fail.竝運(yùn)用相關(guān)的力學(xué)理論，分析置換開(kāi)採(cǎi)後頂板的運(yùn)動(dòng)和變形特征，得出基本頂不會(huì)破斷，地表變形沒(méi)有超過(guò)建築物允許變形範(fàn)圍。The result shows that the weighting of pillar-wall mining is great for the basic roof, uniform for working face, and moderate or a little greater than moderate in middle area.柱壁式綜採(cǎi)法是在已掘巷柱式採(cǎi)區(qū)內(nèi)佈置長(zhǎng)壁工作麪，竝用綜採(cǎi)成套設(shè)備廻採(cǎi)的採(cǎi)煤技術(shù)。basic roof更多例句專業(yè)釋義材料科學(xué)堿性爐頂