The surgeon placed catheters through the veins and arteries near the base of the head.外科医生在脑根部的静脉和动脉中放置了导管。Short - term catheters are temporary access devices for administering therapy.短期 注射是一种为暂时性的通路装置有管理的治疗使用.Objective...
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....