请问下文如何翻译 谢谢 多效蒸发蒸汽压缩? a thermocompressor is used to reduce the steam required. just over half of the vapor generated in the second effect is compressed by and mixed with boiler steam. the mixture is used as heating steam in the first effect. steam economy is intermediate between that of a normal four and a normal five-effect evaporator. 热压机用于减少蒸汽的需求量。在第二效中产生的半数稍高的蒸汽与锅炉蒸汽压缩混合。该混合蒸汽在第一效中用作加热蒸汽。其蒸汽节俭率介于四效和五效蒸发器之间。查看更多