1.Six years old Jacaranda copaia wood was used as raw material for kraft pulping in lab.
对厄瓜多尔6年生蓝花楹的化学成分进行了分析。
2.For example, in bondid hygrogram, the absolute humidity bleaching Board for up to 6%, and the absolute unbleached kraft paper up to 7.5% humidity.
例如,在相的湿量下,纸板的绝差湿量可达6%,而未皮纸的绝差湿量可达7.5%。
3.The changes in chemical structure of residual lignin in reed kraft pulp after treatment with a white rot fungus,Panus conchatus have been investigated in the present paper.