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单词 Control sample
释义

Control sample

英语例句库

?METHODS? the content of total falavone was detected from Taraxacum Officinale by the chromatometry and with the rutin as control sample.

利用比色法,以芦丁为对照品,分别测定东北蒲公英和碱地蒲公英的总黄酮含量。

Results showed that yield of TCA-N in phosphorylated fish protein hydrolysate approached to that of the control sample and phosphatization had little effect on hydrolysis.

对低值鱼蛋白磷酸化改性,并进行体外酶解,研究了磷酸化鱼蛋白的酶解特性(酶解物氨态氮得率、TCA可溶性肽得率及肽分子量分布)。

原声例句
经济学人-科技

Each insect was placed for five minutes in an apparatus that had two chambers, one of which contained a sample of the volatiles and the other an odourless control.

每只昆虫都被放置在一个两室装置内五分钟,一个腔室内含有挥发性物质的样本,另一个则毫无气味,以此作为实验对照。

中文百科

对照实验 Scientific control

(重定向自Control sample)

对照实验英语:control experiment)是在实验中设置比较对象(对照组)的一种科学方法,目的是为了与进行实验的对象(实验组)进行对照,减少实验中不确定的变量带来的影响,以之来显示出实验的结果。使用对照实验可以增强实验的可信度。

进行实验时,要同时进行对照实验,是因为要在同一环境下得出两种实验结果的数据用作定性及定量的对比分析。同一时间进行对照实验可测出实验在环境因素改变下所作出的改变。

英语百科

Scientific control 对照实验

(重定向自Control sample)
Take identical growing plants and give fertilizer to half of them. If there are differences between the fertilized group and the unfertilized

A scientific control is an experiment or observation designed to minimize the effects of variables other than the independent variable. This increases the reliability of the results, often through a comparison between control measurements and the other measurements. Scientific controls are a part of the scientific method.

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更新时间:2025/6/21 16:57:26