longwall mining
基本解釋
- 長(zhǎng)壁開(kāi)采
英漢例句
- This is the beginning of longwall mining.
這是長(zhǎng)壁開(kāi)采的開(kāi)始。 - Analyses the factor that effect on the percentage of recovery in longwall mining with caving coal face, approaches the access to raise the percentage of recovery.
分析了影響綜采放頂煤回收率的因素，探討了提高回采率的途徑。 - Based on the model of mechanics, some functional formulae of strata and surface movement above longwall mining goaf are derived by using the displacement method of theory of elasticity.
本文在力學(xué)模型的基礎(chǔ)上，利用彈性理論的位移函數(shù)法導(dǎo)出了長(zhǎng)壁采煤法采空區(qū)上方巖層及地表移動(dòng)的函數(shù)表達(dá)式，同時(shí)給出了巖層及地表最大移動(dòng)值的計(jì)算公式。
雙語(yǔ)例句
詞組短語(yǔ)
- longwall actual mining 走向長(zhǎng)壁回采
- longwall advancing mining system 長(zhǎng)壁采煤法
- longwall advancing mining stope 長(zhǎng)壁式回采工作面
- longwall advancing mining workings 長(zhǎng)壁開(kāi)采法
- longwall shrinkage mining method 留礦全面法
短語(yǔ)
專業(yè)釋義
- 長(zhǎng)壁開(kāi)采
Longwall mining is our and Europe’s main mining means.
長(zhǎng)壁開(kāi)采是我國(guó)和歐洲產(chǎn)煤國(guó)的主要開(kāi)采方法。