1330| 2
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[求助] 求高手解释光泽,反射率,对比率之间的区别和联系,以及结果的大小所代表的意义。 |
20普通分
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做好自己,把握当下,362786757
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做好自己,把握当下,362786757
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树脂,黄生13412337902,
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