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lupillar

金虫 (小有名气)

[交流] 求助翻译一句话

用对甲基苯磺酸(TsOH)为催化剂,逐滴加入10%(10ml)原乙酸三甲酯,使淀粉与原乙酸三甲酯进行缩醛反应生成淀粉-4、-6环酯,这句话该怎么翻译,谢谢
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curtlee

金虫 (小有名气)

上面那句语法有问题,如果用taking,adding的话主语要是人。。。而且take place没有被动形式。
3楼2009-09-03 13:23:17
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monitor2885

至尊木虫 (知名作家)

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lupillar(金币+8,VIP+0): 9-3 16:58
zap65535(金币+2,VIP+0):补发 12-23 10:17
Taken p-toluenesulfonic acid (TsOH) as catalyst, and added drops of 10% (10ml) of the original 3-acetic acid methyl ester, acetalization between starch and original 3-acetic acid methyl ester is reacted to produce starch acetal -4, -6 ring ester.

[ Last edited by monitor2885 on 2009-9-3 at 15:41 ]
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2楼2009-09-03 10:40:36
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