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jingcn79

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[求助] 求助论文中单词control的含义

经常看到论文中,为了对比样品经过处理前后的效果,会对原样(未经处理的样品)标注为“control”,一般这词的理解为控制,因为我是菜鸟,所以特想咨询一下论坛里的高手,标注原样为“control”,有何含义吗?谢谢了。
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gordon1108

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jingcn79: 金币+5, 翻译EPI+1, ★★★很有帮助 2015-02-06 16:54:10
jingcn79(RXMCDM代发): 金币+5, 多谢应助! 2015-02-07 20:23:20
一般control experiment指的是对比实验
In an experiment the positive control is an experiment whose result is already known to be positive, it is used to check that nothing went wrong during the procedure.
The negative control is an experiment done with a sample/mock sample that should normally yield a negative result. It allows to check for contamination of the reagents or artifacts that would give false positive.

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