卫生级三片式蝶阀 3PC Sanitary Butterfly Valve
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卫生级三片式蝶阀 3PC Sanitary Butterfly Valve
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卫生级法兰蝶阀 Sanitary flange butterfly valve
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卫生级蝶.止一体阀 Butterfly- check combination valve
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气动快装蝶阀 Sanitary pneumatic butterfly valve
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内螺纹蝶阀 Female butterfly valve
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卫生级气动蝶阀 pneumatic Sanitary Butterfly Valve
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快装气动蝶阀 Pneumatic clamp butterfly valve
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一端焊接、一端螺纹蝶阀 Thread - welded butterfly valve
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一端法兰、一端螺纹蝶阀 Flange - threaded butterfly valve
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鸭嘴外螺纹蝶阀 Thread duckbill butterfly valve
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鸭嘴焊接蝶阀 Sanitary Butterfly Valve
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卫生级螺纹蝶阀 Sanitary Butterfly Valve
面议