low noise valve 低噪声阀
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。
Pneumatic valve and damped gears are used for bottle conveying, the noise is low and the whole machine runs smoothly.
采用托瓶提升气缸，油尼龙齿轮转动，噪声小，整机运转平稳。
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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