煤層密度 的英文怎麼說

中文拼音 [méicéng]
煤層密度 英文
density of coal seam
  • : 名詞(黑色固體礦物) coal
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 煤層 : [地質學] coal rake; coal seam; coal bed
  1. Biogas in commercial size existed in sedimentary basin which has high deposition velocity and low geothermal gradient and shale, coalbed or compacted sandstone in unconventional environments

    商業規模的生物氣存在於具有高沉積速率、低地溫梯的沉積盆地中和非常規環境下形成的頁巖、或緻砂巖中。
  2. With the tracing particles, the sinking velocity of middle and higher density particles that pass through the lower density coal particles in jig bed for different jigging air circle were measured. the results showed that the air cycle with a long inlet period can promote the separation of middle and higher density particles and lower density coal particles

    運用彩色人工顆粒,對不同跳汰周期下中、高顆粒在低炭床中的沉降速進行了示蹤研究,確認長進氣期周期有利於中、高顆粒與低炭顆粒的分離。
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