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commercial size 【化學】工業規模。

commercial sulphuric acid

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于具有高沉積速率、低地溫梯度的沉積盆地中和非常規環境下形成的頁巖、煤層或致密砂巖中。