If so the US polymers industry has to shut down too. :)

来源: supercs88 于 2025-08-22 13:56:34 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

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• different. think harder -internuts- ♂ 给 internuts 发送悄悄话 internuts 的博客首页 (0 bytes) () 08/22/2025 postreply 14:52:24

• same. too simple. :) -supercs88- ♂ 给 supercs88 发送悄悄话 supercs88 的博客首页 (0 bytes) () 08/22/2025 postreply 15:05:43

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