soft coal 中文意思是什麼

soft coal 解釋
煙煤。

  • soft : adj 1 軟的，柔軟的 （opp hard tough）; 柔滑的（皮膚，毛發等）；悅耳的，好聽的，柔和的（聲音等）；...
  • coal : n 1 煤，煤塊，煤堆。2 〈pl 〉〈美國〉（一堆）燒紅的煤。3 〈常 pl 〉〈英國〉（幾塊）供燃燒的煤。4 ...
  1. We also supply blind coal and soft coal from china and indonesia

    煤炭產品主要是無煙煤與有煙煤等。
  2. Soft coal burns with more flames than hard coal

    煙煤燃燒時火焰較無煙煤多。
  3. Supporting technology practice of soft coal and rock roadway

    松軟煤巖巷道支護技術實踐
  4. Study of computer identifying on tectonic soft coal with well log

    地球物理測井技術在判識構造軟煤中的應用
  5. Research on optimization design of support mode in three - soft coal roadway

    三軟煤層巷道支護方式的優化設計研究
  6. Applied study of secondary support technique for development roadway in soft coal seam

    軟煤層開拓巷道二次支護技術的研究
  7. Stusy on the bolt - mesh - anchor supporting technique in the high - stress soft coal roadway

    高應力軟巖煤巷錨網索支護技術研究
  8. Practices on fully mechanized coal mining in deep inclined seam with hard roof, soft coal and soft floor

    軟底大傾角煤層綜采開采實踐
  9. Analysis of support ways of roadway and its surrounding ' s control effect in three - soft coal seam

    三軟煤層巷道支護方式及圍巖控制效果分析
  10. Analysis on strata pressure of fully mechanized longwall coal mining face in soft roof, soft coal and soft floor seam

    三軟煤層綜采長壁工作面采場礦壓分析
  11. Application of geophysical well logging technology in distinguishing textural soft - coal

    測井曲線計算機識別構造軟煤的研究
  12. The construction methods and caving protection measures for punching high thick and loosen soft coal seam in luling coal mine no. 2 dark tilt well in huaibei coal mine area are introducded. they include small section enlarged after the heading caving, high negative pressure and multi - raw drilling holes and strenous drawing - off, concentrated cross drill holes, cutting while drawing - off and putting the metal frame away

    介紹了淮北礦區蘆嶺煤礦2主暗斜井採用小斷面導硐后刷大、高負壓多排鉆強抽，密集交叉鉆孔邊掘邊抽及設置金屬骨架施工方法和防突措施揭穿高突特厚松軟煤層。
  13. After spring plowing it looks oil - blackened or colored by the soft coal which occurs in great veins throughout the state

    春耕之後，泥土油亮烏黑，像是被遍布全州的大礦脈里松軟的煙煤染過似的。
  14. He ever told me a most simply way for building up a stove for using soft coal ; he also said, so as give him a shovel, and did not need nothing else, he could dig a stove on a slope, the stove would be big fire and saving firewood, the key was in wind path, depth, and smoking path

    他曾教給我一個最簡便的砌煙灶的方法；他還說，只要給他一把鐵鍬，其餘什麼也不用，他在坡地上就能挖出一個火又旺柴又省的爐灶：學問不過在進風口、深度和煙道上。
  15. Practice on drilling blasting mining replaced by caving mining with light hydraulic supports in soft roof, soft coal and soft floor seam

    煤層中炮采改為輕放開採的切眼支護實踐
  16. Technology of identifying deformed soft coal using well log : an approach to the regional prediction of coal and gas outburst in coal mine

    測井曲線判識構造軟煤技術預測煤與瓦斯突出
  17. This supporting system is successfully applied in the " three soft " coal roadways ( soft roof, wall, and floor ) of taoyuan coal mine, huaibei

    此技術在淮北桃園煤礦裂隙水患嚴重的三軟煤巷支護中取得成功。
  18. The results can satisfy with fundamental needs for finding the distribution laws of tectonic soft coal in mines with coal and gas outburst ( at non mining area especially )

    識別結果能滿足初步查明突出礦井（尤其是未採掘區）構造軟煤分佈規律的需要。
  19. Based on the discussion the peculiarity of computer identification of tectonic soft coal seam, implemented the computer automatically identification of tectonic soft coal seam with well log of coal seam using the method of stratifying with slope - variance and probability statistics

    摘要在對構造軟煤分層計算機識別的特殊性進行探討的基礎上，應用斜率方差分層、概率統計計算的方法，實現了煤層段的測井曲我對構造軟煤分層的計算機「自動」識別。
  20. Fully mechanized top coal caving mining technology under unstable thick seam with soft roof, soft coal and soft floor

    三軟不穩定厚煤層條件下綜采放頂煤技術
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