求翻译：研究表明，在文中工况下，处理溶液沸点升在8℃以内的溶液时，基于自回热理论设计出两效MVR蒸发系统较单效MVR蒸发平均节约50.6%的能量消耗；是什么意思？

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The study shows that in the text conditions, processing solution in a boiling point within the 8℃ solution is based on a conceptual designs for replacing the thermal efficiency of two MVR vaporization systems than single-MVR evaporation save on average 50.6 per cent of the energy consumption;

The research indicated that, in the article under the operating mode, the processing solution boiling point rises when 8℃ the within solution, based on from the regeneration theoretical design two effect MVR evaporation system compares the single effect MVR evaporation average to save 50.6% energy c

Studies have shown that, in this condition, processing solution boiling point rise in 8 ℃ within the solution, based on the theory of regenerative design two effect MVR evaporation system with single-effect MVR evaporation average 50.6% less energy consumption;

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