换了好,一劳永逸

来源: Runnymede 2023-01-13 19:07:12 [] [旧帖] [给我悄悄话] 本文已被阅读: 次 (562 bytes)
本文内容已被 [ Runnymede ] 在 2023-01-13 19:08:22 编辑过。如有问题,请报告版主或论坛管理删除.
回答: 下水道后续red_flower2023-01-13 18:26:05

PVC is more flexible than ABS, but ABS is stronger and more shock resistant. ABS is better at handling severely cold temperatures, but it can warp with exposure to direct sunlight. PVC is thought to be better at muffling the sound of running water. In most North American markets, the two types are priced similarly

所有跟帖: 

啊,你这段话让ABS看起来不错呀,特耐寒。PVC除了消声,有啥好处呀? -red_flower- 给 red_flower 发送悄悄话 (0 bytes) () 01/13/2023 postreply 19:49:34

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