Each experiment included a number of experiment units.

每个实验都包括了若干个实验项目。

youdao

This algorithm is effective by a number of experiment which is proved.

实验表明该算法运行效果好。

youdao

On the basis of a number of experiment, the author developed a new feeding technology for iron castings—Arc Flask which be full of elastic.

在大量试验研究的基础上，提出了一项铸铁件补缩新工艺—富有弹性的弧形砂箱工艺。

youdao

So, we could also plot the number of electrons that are ejected as a relationship to the intensity, so that was yet another experiment they could do.

我们还可以画出出射,电子数和光强的关系，这是他们做的。

麻省理工公开课 - 化学原理课程节选

If you have an experiment and the outcome of the experiment is a number, then a random variable is the number that comes from the experiment.

如果你有一个试验,这个试验的结果是一个数,那么相对应的随机变量,指的就是这个试验结果所对应的那个数

耶鲁公开课 - 金融市场课程节选

There's a careful study of the Mariel boatlift, for example, which was a kind of natural experiment where a large number of Cuban immigrants were, if you will, dumped on the shores of Southern Florida all of a sudden in effort to try to find in the years after whether there was any negative effect on workers and black workers of this unexpected influx.

NPR: The Hidden Costs and Benefits of Illegal Immigration

Some ways of setting the experiment up do reduce the number of preference reversals, but the basic finding seems to hold.

ECONOMIST: News from the lab

But although Thursday is official polling day, a number of authorities opened polling stations early as part of an experiment aimed at encouraging more people to use their votes.

BBC: Voters go to the polls