Applying variable pressure difference control can reduce throttle loss and achieve better energy-saving effect.

采用变压差控制可减少阀门的节流损失，具有更好的节能效果。

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Applying variable pressure difference control can reduce throttle loss and achieve better energy-saving effect.

采用变压差控制可减少阀门的节流损失，具有更好的节能效果。

youdao