Fans are used widely in the HVAC's system, and have obvious influence on air handling effect.

风机在暖通空调系统中有着广泛的应用，对空气处理效果影响显著。

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Fans are used widely in the HVAC's system, and have obvious influence on air handling effect.

风机在暖通空调系统中有着广泛的应用，对空气处理效果影响显著。

youdao