So this project was, let's see if we can detect any alpha particles by making a detector that swings around.
当你是本科生的时候,你们的导师会派一些,你们看上去很傻的工作,给你们干,现在这个工作就是。
As soon as I detect with what we'll call a condition if I'm touching the edge I have to essentially spin around 180 degrees and then continue looping.
一旦我检测到这种情况,当我碰到边界时,我需要转180°然后继续这一循环过程。
It was Galileo's job, you'll remember, with his telescope to detect the otherwise undetectable spots and imperfections in this seemingly, but only seemingly, perfect moon.
你们还记得,通过望远镜,观测到这个看起来,却只是看起来完美无缺的,月亮上的黑点和缺陷,是伽利略要做的。
Maybe you can put the frequency of the higher pitches as high so you can detect the sound quicker and That's it exactly.
大概是把频率调到更高的音高后,就能更敏捷地感觉到声音的变化,而那就是原因了
You can take these big risks of time, and if at the end of the day there's nothing to detect, you still know how to build a detector.
如果最后你什么都没测到,你至少知道了,怎么造一个探测器,所以如果你们。
You detect the presence of your friend's soul through its affects on your friend's body.
你可以检测到你朋友的灵魂的存在,通过它对你朋友身体的影响。
So, we have to be able to detect them.
我们已经能够去检测他们了。
And one of the things one may immediately detect is whether or not the person who wrote the poem was indeed writing the poem and thought that she or he was in command, right?
一个人在阅读时很快就能发现,写这首诗的作者是否,真的是在独立作诗,认为自己对文字完全具有掌控权?
Well let's talk about some mechanisms for using this and I'll start with a simple example of how one can detect a gene in a fluid, in a blood sample for example, where that gene is unknown.
我们来说说这项技术在实际应用中的机制,先从一个简单例子着手,如何在一个血样中,侦测是否存在某段基因序列,某段未知基因序列
What else can you detect as a yes or no answer is the mouse down?
当鼠标点下时,除了检查真假还能检测什么?
We can detect radio waves on the basis of their affects.
我们可以根据它的影响,觉察到无线电波。
Talk about what we can detect.
要谈我们可以检测到的。
And what he used was a detector here, so he here could detect how many particles were hitting this detector.
粒子打中了探测器,这个探测器是他,和他的一个博士后叫Hans,Geiger的人。
And so, he has put this chemistry to use in this robotic arm and they call it Fido, because often dogs are the creatures that have to go out and detect these things, and it's not a great job if you're a dog to be sent out to see whether there was an explosive and discover yes, there was, a little bit too late.
因为通常都是派狗去检查这些东西,这个不是个好工作,如果你是一只狗,被派去检查是否有爆炸物,然后你发现有,那就来不及了,所以用机器手检查化学物质。
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