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氯仿做溶剂，碳谱数据如下 11.7,17.2,19.6,20.0,21.0,21.4,28.9,31.0,33.0,35.0,35.3,40.1,42.8,48.9,50.3,104.9,111.6,131.9,134.2,170.7,171.0,206.9 [ 发自手机版 http://muchong.com/3g ] |
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娜娜。。: 金币+8, ★★★★★最佳答案 2015-05-19 13:11:26
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娜娜。。: 金币+8, ★★★★★最佳答案 2015-05-19 13:11:26
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