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颜料的极性与分散树脂的关系 |
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13321818232
QQ:1054189831 |
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回复:颜料的极性与分散树脂的关系
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13321818232
QQ:1054189831 |
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涂料的作用就是修补或掩盖内部的糟粕!
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baoye1911
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虚心学习,谢谢大家的支持
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