急求泵的参数翻译：flow rate varying between 6 and 25 tph

flow rate of pur pool is 6000 m3/h,and the water volume is 6 with Exchangge rate between USD and at a varying rate 是啥意思? 流量（flow rate）物理题,求救 翻译“between you and me" 英语单词between 和between…and…怎么造?分开的,要翻译, between----and的用法 between and的用法 everything will flow,nothing lost and nothing gained 求翻译 between and 和between with的区别 free between routine and spirit怎样翻译 between the chair 的翻译