此外，创造了回浆法和冷却水系统的半封闭式循环用水等新工艺，大大节约了用水量。
Morever, new technolo-gies such as slurry-recycling method and semi-closed circuit water circulation for cooling sys-tem were adopted reducing water consumption greatly.
通过对马尾松亚硫酸盐浆、TMP浆和GWP浆的回用实验，本文得出了回用纤维品质衰变的基本规律。
Through the recycling of sulfate, TMP and GWP pulps of masson pine, the law of quality decay of recycled masson pine fiber has been summarized.
结果表明，未打浆化学浆循环回用时，其主要强度性质的变化规律与打过浆的纸浆完全不同；
The strength properties of the unbeated pulps increased during the first few recycles and then dropped off gradually, whereas those of beaten pulps decreased even in the first recycle.
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