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e和a是什么意思

回答
瑞文問(wèn)答

2024-07-27

EA,大寫(xiě)為英文縮寫(xiě),是敵機、每年、美國藝電公司等等名稱(chēng)的縮寫(xiě);小寫(xiě)為each的英文簡(jiǎn)寫(xiě),意思為“每”。
英文通用名稱(chēng): Ethyl acetate(Acetic ether)
中文通用名稱(chēng): 乙酸乙酯(醋酸乙酯)
英文簡(jiǎn)稱(chēng):EA.

擴展資料

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

  對香蒲類(lèi)植物的花粉蒲黃中的抑藻物質(zhì)進(jìn)行提取、分離、鑒定。

  Conclusion Bidens ethyl acetate extract has a significant hypoglycemic activity.

  結論鬼針草乙酸乙酯提取物有顯著(zhù)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、乙酸乙酯碳酸氫鈉水溶液。

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

  以決明子為原料,分別用乙酸乙酯、正丁醇和水制備粗提取物。

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

  乙酸乙酯是性能優(yōu)良的溶劑、萃取劑和重要的化工原料。