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...
longwall mining 读音:美英 longwall mining基本解释 长壁开采;长壁采矿;长墙式采煤法;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)
Twitter 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 ...
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 supports at the face area.跟读现代长壁工作面采煤已经在开采区使用液压支架. 解析看不懂?免费查看同类题视频解析查看解答...
longwall miningL 开头单词回到顶部短语词组短语 短语词组 短语 longwall actual mining 走向长壁回采 longwall advancing mining system 长壁采煤法 longwall advancing mining stope 长壁式回采工作面 longwall advancing mining workings 长壁开采法 longwall shrinkage mining method 留矿全面法 longwall advancing mining ...
Since the early 1980s, the longwall method has developed into the safest, highest producing and most productive form of underground coal mining, rivalling the performance of many surface mining operations. This is due in large part to the rapid uptake of computer based technologies for automation ...
Join us for the 23rd Annual Australian Longwall & Underground Coal Mining Conference in 2025 for a return to the Nation's only gathering for elite underground coal miners. Longwall 2025 offers unique face-to-face networking and shared learning that has come to define the event - alongside in-...
Lesson13LongwallMining Theretreatingsystem,however,callsforlittleornoneoftheexpenditureusuallyinvolvedinmaintainingroadsthroughthegoaf,particularlyifcarefulplanningiscombinedwithaccurateobservationofstratabehaviourandcontrol.Thesystemhasmuchinitsfavour,andinmanycaseswouldprobablyshowahigherover-allprofitabilitythanthe...