Import boxes are a special form of cut-off valve.

进口隔膜阀是一种特殊形式的截断阀。

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Applied scope: automobile, motorcycle parts, air-conditioning compressor parts, valve, piston, piston rings, universal joints, gears, gear boxes, and so on.

此款超声波清洗机应用范围：汽车、摩托车零件，空调压缩机零件，气门，活塞，活塞环，万向节，齿轮，变速箱等。

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