... flat slide valve 平滑阀 ; 平座阀 ; 平座阀平滑阀闸阀 balanced flat slide valve 自动平衡平滑阀 flat throttling valve 平面节流阀 ...
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... flat seated valve 平座阀; 平座阀门 flat slide valve 平滑阀; 平座阀 flat valve 平板阀; 平阀; 平面座阀; 平座阀; 配流阀 ...
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match type flat slide valve 平衡工平滑阀 ; 平衡式平滑阀
self-balanced flat slide valve 自动平衡平滑阀
match-box-type of flat slide valve 火柴盒式滑阀
match-box type flat slide valve 自动平衡平滑阀
balanced flat slide valve 自动平衡平滑阀
type of flat slide valve 火柴盒式滑阀
flat slide shut-off valve 平板式截止阀
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