low-quality anthracite

 
  • 劣質無煙煤

low-quality anthracite的用法和樣例:

例句

  1. From the coal rank and the combustion characteristics and kinetic analyzing results, the stone coal should be classed as a high rank and maggy anthracite coal.
    根據煤階和燃燒特性及動力學分析判斷,石煤屬於高變質的劣質無煙煤。

low-quality anthracite的相關資料:

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