The experiment showed that was not a safe way to protect people the bite of an infected mosquito from yellow fever.
VOA: special.2009.01.27
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
Second, he looked at these people and measured how fast they walk from where their experiment was to the elevator.
第二,他观察这些人,记录他们从实验地点,走到电梯的时间。
The Palm Bay Police Department is one of only seven agencies to receive a $30,000 grant from the U.S.government to experiment with aviation.
VOA: standard.2010.01.01
How do we go from that experiment to H the terms that we're trying to get, these slopes.
我们怎样从实验得到我们想要的量?,记住,我们想要得到Δ
In this experiment male subjects were brought in to the lab and they were asked to look at centerfolds from Playboy magazine.
实验中,男性受试者被带入一个实验室,要求他们看这《花花公子》杂志的中间插页。
What they did was they got subjects to participate in a psychological experiment and the experiment consisted of asking the subjects questions that had quantitative answers, which were always numbers from zero to one hundred.
他们找了很多人作为实验对象,参加这个心理实验,在实验中会问这些人,需要量化回答的问题,答案范围是从0到100
It's tabulated in books, and this we can measure p in the experiment. Delta p here is the change in pressure from the left side to the right side, and we can put a thermometer, measure the temperature before the experiment and measure the temperature after the experiment.
这列在书上,这个量我们在,实验中也可以测量,在这里Δ,是从左边到右边的压强变化,我们可以放一个温度计,去测量实验前的温度,再去测量试验后的温度。
One of the things Gandhi said, that he talked about is from his wonderful autobiography, "My experiment with truth"-- " "Be the change you want to see in the world."
甘地说过一件事,出自他的精彩自传,《我的对于真理的实践经历》,“成为你想在世上见到的改变“
And it was the frizzy wig " that everybody remembers from this experiment.
这个实验,让人们记住了“卷曲的假发。
Then after we're done with the experiment, we'll have transferred all of the gas from one p2 side to the other. p1 here. p2 sitting here.
我们使所有的气体,从这边到达另一边,这里是P1,这里是。
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