N,O-双(三甲基硅基)乙酰胺(CH3)3SiOC(CH3)NSi(CH3)3 请教1.89和1.97ppm处是甲基裂分还是 杂质造成的
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[此贴子已经被作者于2011-1-13 10:12:13编辑过]
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