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[分享] 马林酸树脂能应用在PU体系中么 |
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烂在肚里的技术是稻草--只能撑饱他自己的肚子;
共享的技术是黄金--美了别人,丰富了自己!!! |
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永无止境
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专打土匪
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涂料行业的一个新兵
请大家多指教 |
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