middle-stage water

• 中段废水

middle-stage water的用法和样例：

例句

1. Laboratory results of the treatment of pulping black liquor,washing and bleaching waste water of a mill producing bleached kraft reed pulp were presented.
   讨论了漂白硫酸盐苇浆厂制浆黑液和中段废水的实验室处理结果。