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发帖时间:2025-06-17 14:26:54
https://www.tdd-global.com/mall/high-load-resistant-polypropylene-granules-for-injection-molding-basins-buckets-and-stools.html
https://www.tdd-global.com/article-tdd-news/the-difference-among-pvc-pp-and-pe.html
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