longwall mining method 读音:美英 longwall mining method基本解释 长壁采煤法 分词解释 longwall长壁开采法的 mining采矿(业)v. 在…中开采,开采(mine的现在分词) method方法 longwall mining method是什么意思 longwall mining method怎么读 longwall mining method在线翻译 longwall mining method中文意思 longwall ...
longwall mining 长壁开采 网络释义 专业释义 英英释义 长壁开采 长壁采矿 短语 Longwall Coal Mining 长壁采煤 fully mechanized longwall coal mining 长壁综采 longwall mining method 长壁式开采法 更多网络短语 同近义词 长壁开采 all over work / broadwall 双语例句 权威例句 1. Modern longwall mining emplo...
2. 巷道长壁式采煤法 ... ) longwall remaining coal pillars support mining 长壁留煤柱支撑法开采 ) longwall mining method 巷道长壁式采煤法 ... www.dictall.com|基于1 个网页 例句 释义: 全部,长壁式开采法,巷道长壁式采煤法 更多例句筛选 1. Discussion on underground longwall mining method for extra...
longwall mining 长壁开采网络释义 专业释义 英英释义长壁开采长壁采矿短语Longwall Coal Mining 长壁采煤fully mechanized longwall coal mining 长壁综采longwall mining method 长壁式开采法更多网络短语同近义词长壁开采all over work / broadwall双语例句 权威例句1.Modern longwall mining employs hydraulic powered sup...
The invention discloses a longwall mining method 110. The longwall mining method 110 is characterized in that a belt downhill channel, an air return downhill channel and a track downhill channel are arranged, the whole panel is provided with a plurality of working faces, an upper gate road ...
Google Share on Facebook longwall (redirected fromLongwall mining) Wikipedia longwall (ˈlɒŋˌwɔːl) n (Mining & Quarrying) a method of extracting coal from a mine whereby a long wall of coal is mined at one time Collins English Dictionary – Complete and Unabridged, 12th Edit...
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介绍了密山一矿一井四斜的矿井条件及巷道长壁式采煤方法在密山煤矿的良好应用效果 ,并指出了巷道长壁式采煤法的优缺点。 The application of extraction conditions and longwall mining method in 1 # shaft,No 1 Coal ...
Report on a field trial of an underhand longwall mining method to alleviate rock burst hazards: Williams, T J; Cuvelier, D J Proc 2nd International Symposium of Rockbursts and Seismicity in Mines, Minneapolis, 8–10 June 1988P513–522. Publ Minneapolis: University of Minnesota, 1988 1989, In...
LONGWALL MINING METHOD AND MINING MACHINE CUTTING HEAD THEREFOR IN PARTICULAR FOR GETTING LARGE COAL LUMPS 来自 掌桥科研 喜欢 0 阅读量: 23 申请(专利)号: PL19930299285 申请日期: 1993-06-08 公开/公告号: PL299285A1 公开/公告日期: 1994-12-12 申请(专利权)人: SZAFRAN EDWARD ...