牛皮纸浆制造法
Trees from twenty open pollinated families of masson pine were chipped, screened and pulped using the kraft process to investigate the genetic differences of properties of unbleached kraft pulp between the families.
对13年生20个马尾松自由授粉家系100株树木进行硫酸盐法制浆试验,研究未漂硫酸盐木浆品质和物理性能在家系间的遗传差异。
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