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The alkanol solution of an ALKG may be used directly to convert the ALKG to ascorbic acid (Vitamin C).

ALKG的链烷醇溶液可直接用于将ALKG转化为抗坏血酸(维生素C)。

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The perservative in liquid beverage was extrcated with n-hexane.The hexane layer was subjected to cyclodextrine polymer resin colume.The colume was eluted with aqueous solution of ethanol.

己烷萃取液体饮料中的防腐剂,使萃取液经环糊精交联离后,用乙醇溶液洗脱。

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a matter of, a mess of, a moment ago, a moment later, a number of, a pack of, a packet of biscuits, a packet of sweets, a pair of, a pair of trousers,

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经济学人 Science and technology

They dissected it and dropped every centipede found into a solution of ethanol to kill and preserve it Also before themselves descending.

他们解剖了它,并将找到的蜈蚣都放入乙醇溶液中杀死并保存。在此之前,他们自也进行了下降。

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经济学人 Science and technology

They report in Proceedings of the National Academy of Sciences this week that even as the hornets gorged on the 80% ethanol solution they maintained normal lifespans, built ordinary nests and behaved as they usually did.

他们本周在《美国国家科学报告称, 即使大黄蜂喝下了 80% 的乙醇溶液,它们仍然保持着正常的寿命、建造了正常的巢穴, 并且行为举止与平常样。

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a sort of, a speck of, a spectrum of, a strip of, a suite of, a sum of money, a type of, a variety of, a wealth of, a.,

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3G, 401(K), a,
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