四氟软管
柔性编织ptfe软管
聚四氟乙烯内衬柔性金属软管
聚四氟乙烯波纹管
聚四氟乙烯软管
Flexible Metal Hose
Metal Expansion Joint
Non-metallic Expansion Joint
Rotary Compensator
Sphere Compensator
Sleeve Compensator
Fire Sprinkler Hose
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