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发布时间:2026-11-02 15:02:35
| 1 | 防腐型单向吸气阀,DN100 PN1.6 ,PP | PC | |
| 2 | 球阀,Q41F-10S,DN150,FRPP | PC | |
| 3 | PP球阀,DN50 PN16 RF PP | PC | |
| 4 | 低压止回阀,H44H-10S DN100,RF PP | PC |