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e和a是什么意思

回答
瑞文问答

2021-07-26

EA,大写为英文缩写,是敌机、每年、美国艺电公司等等名称的缩写;小写为each的英文简写,意思为“每”。
英文通用名称: Ethyl acetate(Acetic ether)
中文通用名称: 乙酸乙酯(醋酸乙酯)
英文简称:EA.

扩展资料

  The ethyl acetate extract of Typha latifolia inhibit the growth of some algae.

  对香蒲类植物的花粉蒲黄中的'抑藻物质进行提取、分离、鉴定。

  Conclusion Bidens ethyl acetate extract has a significant hypoglycemic activity.

  结论鬼针草乙酸乙酯提取物有显著的降糖活性。

  C. The quench is performed with aqueous sodium hydrogen carbonate and ethyl acetate.

  三是演出的淬火、乙酸乙酯碳酸氢钠水溶液。

  Juemingzi extracts were prepared with ethyl acetate, n-butanol and water respectively.

  以决明子为原料,分别用乙酸乙酯、正丁醇和水制备粗提取物。

  Ethyl acetate is an excellent solvent and extractant and is an important chemical material too.

  乙酸乙酯是性能优良的溶剂、萃取剂和重要的化工原料。