The result of the experiment shows that the refrigeration system adopting frequency conversion technology can save energy about 6%.

实验结果表明，在实验工况下，变频制冷系统与定频系统相比能节省6%左右的能耗。

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The result of the experiment shows that the refrigeration system adopting frequency conversion technology can save energy about 6%.

实验结果表明，在实验工况下，变频制冷系统与定频系统相比能节省6%左右的能耗。

youdao