採煤回收率 的英文怎麼說

中文拼音 [cǎiméihuíshōulǜ]
採煤回收率 英文
coal recovery
  • 煤 : 名詞（黑色固體礦物） coal
  • 回 : 回構詞成分。
  • 收 : Ⅰ動詞1 （把攤開的或分散的事物聚集、合攏） put away; take in 2 （收取） collect 3 （收割） harvest...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 採煤 : excavate coal; coal mining; coal extraction; coal cutting
  1. Abstract : based on the actual state in fengshuigou coal mine, provides the technology ways of lifting coal extracion rate, which are reforming coal winning machine, reducing thickness loss, adjusting mining triangle coal, reducing area loss, reforming extraction process and extracting goaf

    文摘:根據風水溝煤礦實際情況，提出了改造採煤機，減少厚度損失；調采三角煤，減少面積損失；改變回採工藝回收老塘等提高煤炭回採率的技術途徑。
  2. Xinji no. 3 coal mine is a steep mine. it has reached pre - results by isolating the pillar with loosen blast technology in recovery area. the recovery rate is lifted and coal loss is reduced. it is an example for the same mine

    新集三礦屬急傾斜礦井，在回收區段隔離煤柱中應用松動爆破技術，達到了預期效果，提高了采區回採率，減少了煤炭損失，並為同類型礦井提供了經驗。
  3. Application of recovering triangle coal and increasing recovery in xinli mine

    回收三角煤增加回採率在新立礦中的應用
  4. Study and test for recovery rate of the top coal in fully mechanized face using caving method and the methods for raising the coal recovery rate

    綜放面頂煤回收率試驗研究及提高回採率的途徑
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