... ethyl rhodamine 乙基罗丹明 ethyl rubber 乙基橡胶 ethyl salicylate 水杨酸乙酯 ...
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ethyl petrol rubber 乙基橡胶
ethyl silicone rubber 乙基硅橡胶
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Solution polymerized styrene-butadiene rubber ( S-SBR ) was fractionated by repeated precipitation method, using redistilled toluene as solvent and ethyl alcohol as precipitant.
本工作用甲苯作溶剂,乙醇作沉淀剂,用沉淀分级法,对溶聚丁苯橡胶(S-SBR)进行了分级。
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