In addition, high precision valve plates allow increased self-priming speed and low noise operation.

此外，精度高，阀板可以增加自吸速度和低噪音的运作。

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Baumann 25000 butterfly control valve is a low torque and low noise butterfly valve.

鲍曼25000蝶阀控制阀是一种低扭矩，低噪音蝶阀。

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So the valve has the advantages of less abrasion, low noise and long service life.

因此，该阀具有磨损小、噪音低、使用寿命长的优点。

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So the valve has the advantages of less abrasion, low noise and long service life.

因此，该阀具有磨损小、噪音低、使用寿命长的优点。

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