But if you touch the valve going into your tire which basically measures the temperature of the air going into your tire, that is getting hot, right.
以至于浑身发热,如果你摸气筒的阀门,相当于近似测量了进入轮胎的气体的温度,它会很热,对吧。
So it covers a story in a beading factory in China.
它讲述了一个发生在中国的一个轮胎制造厂的故事。
There will be the distributor cap, and there will be the tires, and there will be the carburetor, there will be the steering wheel.
会有分电器盖 轮胎,汽化器,方向盘
So if you've got to pump that tire really a lot, then you're going to you're going to really feel a lot of heat there. The compression of the basically it's an adiabatic compression.
所以若果你给轮胎,打了很多的气,你会觉得你感觉,阀门那儿非常的烫,这种压缩,基本上是一个绝热的压缩。
maybe Brian thinks making 5 dollars isn't that exciting, 'cause he is already rich But I'm very excited, I can buy a lot of tyres something like that.
也许布莱恩会认为赚5块钱并不令人激动,因为他已经很有钱了,但是我很激动,我能用这五块钱买不少轮胎。
Well, I wonder how many tires would that take.
哇,那该配备多少个轮胎啊!
This is real, unlike the Joule coefficient which is very small so that most gases have tiny Joule coefficients. So if you do a Joule experiment, you hardly measure a temperature change. With real gases, here you do actually measure it. You can feel it with your finger on your bicycle tire.
系数那样小以至于,大多数气体的焦耳系数,都很小,所以如果你做焦耳实验,很难测量出温度的变化,对于真实气体,你可以测量它,你能通过手指按在,自行车轮胎上来感觉到它。
There was the engine and the steering wheel and the tires and so forth.
有引擎 方向盘,轮胎以及之类的东西
Cars get built out of engines, tires and steering wheels.
汽车由发动机,轮胎,和方向盘等零件制造而来。
How many tires does your car have?
你的车配了多少个轮胎?
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