The structure alteration of the lignin treated with saturated steam is more than that heated in dry condition.

 
  • 與用水蒸氣加熱處理相比,在干燥條件下加熱后木素結構變化相對較小。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan