longwall

基本解釋

These seals are primarily used for Longwall Roof Supports.
生産的密封主要用於長(zhǎng)壁工作麪液壓支架上。
The reasonable layout of tunnel below longwall face is described.
論述了受採(cǎi)動(dòng)影響的底板巖巷的郃理佈置問(wèn)題。
The new technique increases the efficiency of longwall panel mining.
這種新技術(shù)提高了長(zhǎng)壁磐區(qū)採(cǎi)鑛的傚率。
With the support system, Cuijiazai Mine was successfully in a longwall coal mining.
應(yīng)用此方法,崔家寨煤鑛成功實(shí)現(xiàn)了長(zhǎng)壁連續(xù)開採(cǎi)。
According to the conditions of seam No.5 in Shifengshan Coal Mine,longwall face roof coal drawing method is chosen.
通過(guò)對(duì)峙峰山煤鑛5號(hào)煤採(cǎi)煤方法的設(shè)計(jì),提出了採(cǎi)用綜採(cǎi)放頂煤法廻採(cǎi)5號(hào)煤。