... earthing percentage 接地百分比 equal-percentage valve 等百分比阀 error percentage 误差百分数 ...
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Excellent regulation characteristics: V-type valve has a similar inherent equal percentage flow characteristic and adjustable up to 300:1 ratio.
具有出色的调节特性：V型阀具有一个近似等百分比的固有流量特性及高达300：1的可调比。
When a big adjusting valve is required in a project, the adjusting butterfly valve can be fully in place of the equal percentage adjusting valve.
等百分比调节阀口径一般较小，当需要大口径调节阀时，实际工程中会采用调节型蝶阀来替代。
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