“排空”怎么读？

“排空”的英语可以翻译为：evacuation，drain ...

通过管道把废蒸汽排空。Exhaust vaporous wastes through a pipe.用这种方式治疗输尿管下部结石其结石排空率为93.3%.Lower ureteral calculi found a stone - free rate of 93.3 % with one treatment.然而, 在充盈和排空期,下尿路处于动态.However, LUT is in active state during fillin...