Features of sodium chlorite bleaching for cotton knits are described.本文叙述了亚氯酸钠对纯棉针织物漂白的特点.Optimum conditions of kraft pulping and single stage hypochlorite bleaching were investigated.研究了桑枝硫酸盐法制浆适宜的工艺条件和单段、两段次氯酸盐漂白工艺条件.T...
士兵们系上子弹带出发了.The soldiers belted up and set off.他们争着捞出敌人的枪枝 、 子弹带, 然后是一袋子一袋子叫水浸透了的面粉和大米.They raced to retrieve enemy rifles, cartridge belts, sack after sack of dripping flour and rice....