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SMC型不锈钢隔板外螺纹直通接头KQGE04-00 KQGE06-00 KQGE08-00
smc隔板外螺纹气管接头
同SMC型内螺纹隔板直通气管夹板接头 KQGE/KQG2E08-01/02/03/04
