褐煤階段 的英文怎麼說

中文拼音 [méijiēduàn]
褐煤階段 英文
braunkohle stage
  • : Ⅰ名 [書面語] (粗布或粗布衣服) coarse cloth or clothingⅡ形容詞(像生栗子皮那樣的顏色) brown
  • : 名詞(黑色固體礦物) coal
  • : 名詞1. (臺階) steps; stairs 2. (等級) rank 3. [醫學] (耳蝸的三個螺旋管的任一個) scala 4. [數學] order 5. [地質學] stage
  • : Ⅰ量詞(部分) section; segment; part; paragraph; passage Ⅱ名詞(姓氏) a surname
  • 褐煤 : lignite; lignitous coal; azabache; bovey coal; brown coal褐煤樹脂 walchowite
  • 階段 : stage; phase; period; gradation; bench
  1. Advanced instrument and testing techniques including adopting mercury injection apparatus, specific surface analyses apparatus, porosity - permeability measurement apparatus, isothermal adsorption instrument and drill core flow experiment system, etc., are also adopted. on the basis of study on gas zoning, known cbm show and its component, generating mechanism of low coal rank cbm are discussed. the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage, thermogenic methane gas in long - flame coal to gas / fat coal stage, and deuterogenic biogenic methane gas in coal seam imbedded stage

    在本區瓦斯分帶、已知層氣顯示及其組分研究基礎上,探討了低層氣的生成機制,指出生成的層氣應包括褐煤階段的原生生物甲烷氣、長焰?氣肥的熱成因甲烷氣和層埋藏的次生生物甲烷氣三種成因甲烷氣體;進而論述了儲層含氣飽和度、臨界解吸壓力、臨儲壓力比、地解壓差等甲烷解吸特徵,實測與理論含氣量、層氣資源量與資源豐度等儲層含氣性特徵。
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