... quadrant scale 扇形秤 quadrant valve 扇形阀 quadrant 象限仪 ...
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短语
电动扇形盲板阀
DDMBF
密封式扇形卸料阀
Seal type fan-shaped discharging valve
;
Enclosed fan-shaped discharge valve
;
enclosed fan-shaped tipping valve
;
Sealed fan-shaped discharging valve
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quadrant valve
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quadrant valve
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