在前面
发表于 2025-3-30 09:23:08
Biodegradable Plasticsver of more than 29 billion €. Combined with the European polymer converting industry and the machinery manufacturers, the plastics industry represents a major contributor to Europe’s economic strength employing well over one million people, generating sales in excess of 135 billion € and representi
新鲜
发表于 2025-3-30 15:24:54
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纠缠,缠绕
发表于 2025-3-30 20:31:10
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斗争
发表于 2025-3-30 20:46:13
Biodegradable Kraft Lignin-based Thermoplasticsities from plant sources, and they are (albeit slowly) biodegradable. Indeed high (85%) industrial by-product lignin contents in thermoplastics were first reported in 1997., and since then a U.S. patent. has been issued in response to the discovery of plasticizers for simple derivatives of the same
GOUGE
发表于 2025-3-31 02:31:13
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