The contents of extractives in coldwater, boiled water, 1% NaOH and polysaecharide are all higher than the common hardwood as well as wheat straw materials using for pulping purpose.

 
  • 与三倍体毛白杨等一般的造纸用阔叶材和麦草相比,光叶楮杆芯抽出物及戊聚糖含量较高,细小组分含量也较高。
今日热词
目录 附录 查词历史