Heat exhaustion may also produce a feeling of sickness, a fast heartbeat,breathing problems and pain in the head,chest or stomach.
VOA: special.2010.07.27
You could run the reaction, take solid iron gaseous oxygen, form iron oxide, measure the heat of formation of it, tabulate it.
你可以进行一个反应,用固态铁和氧气生成氧化铁,测量它的生成热,列成表格。
And the idea was that gravity did work on the water and falling, and that work led to the generation of heat.
焦耳的想法是,重力对水,做了功。
But he chose the Heat so he can join two other newly signed stars, Chris Bosh and Dwayne Wade.
VOA: special.2010.07.26
She's stuck to a -- this is remarkable: she's stuck to a "marble venomed seat smeared with gums of glutinous heat."
这个值得注意,她坚持坐在,涂满胶状树胶的邪恶石头凳子上“
The most important weapon against carbon monoxide poisoning is the safe use of materials to heat any enclosed area.
VOA: special.2010.02.02
So Aaron, feeling the heat, makes a golden calf, and the people bow down to it, and someone declares, "This is your God, oh Israel, who brought you out of the land of Egypt."
所以亚伦,感受到躁动,造了一只金牛犊,人们朝它下拜,有人说,“这就是上帝,犹太人,这就是把你们带出埃及的上帝“
One reason is that heat from the sun can go through many of the building materials commonly found in cities.
VOA: special.2010.03.02
He was in "On the Waterfront," "In the Heat of the Night," and really bad movies like "Carpool."
他演过“码头风云”“炎热的夜晚”,也演过“乌龙抢匪妙事多”这样的大烂片“
He met with the Cleveland Cavaliers, Chicago Bulls,New Jersey Nets, Los Angeles Clippers, New York Knicks and the Miami Heat.
VOA: special.2010.08.06
But it's a good story, Joule decided that there must be a direct relationship between work and heat.
所以说,这只是一个不错的故事而已,焦耳认为功和热之间,一定具有某种直接的联系。
The Kansas State University study, however, may show a way that reduces risk for people who grill on high heat.
VOA: special.2010.06.01
But this is a compound, right, it has some non-zero heat of formation from the elements. So is water, right?
但这是种化合物,对吧?,它具有非零的生成热,水也是一样,对吧?
Experts say any device used to heat a home should be inspected to make sure it is working correctly.
VOA: special.2010.02.02
What's happening there? Well, the selection of reactants has been done judiciously to provide either heat or to provide something that's cool.
就会感到这东西,比如说变冷了,对吧?,这里发生了什么?这些反应物都是,被仔细的选出来的,能够提供热量或制冷。
Experts say heat waves often become dangerous when the nighttime temperature does not drop much from the highest daytime temperature.
VOA: special.2010.07.27
We're not going to have the constant pressure heat capacity, we're going to have the constant volume heat capacity, right.
这里出现的,不是等压热容,而是等体热容。
This is because lighter colors take in less of the strong heat of the sun than dark colors do.
VOA: special.2009.08.19
I can take a heat pack, like the kind you buy at a pharmacy. Break it up. It gets hot.
买来的热装罐在里面打破,它就变热了。
Men who worked at night on the dam suffered less, but the heat was still as high as thirty degrees Celsius.
VOA: special.2009.08.12
All right, so this is the heat flowing in or out of the system, and these are all functions of state.
好的,这就是系统的热量变化,这些都是态函数。
The C stands for cover. Wear a hat and scarf to keep heat from escaping through the head, neck and ears.
VOA: special.2009.12.23
So, we do an integral over a path, dT for the heat capacity along that path, dT.
因此,我们沿着路径做一个积分,热容。
He explains that as the water freezes, it produces heat,and the ice forms a protective blanket around the tree.
VOA: special.2010.01.12
To ask questions like how much heat is released in a chemical reaction that takes place at constant temperature.
当我们想要知道,当一个化学反应在恒定的温度下发生时,会放出多少热量时。
If the problem continues for several days, the effects will be the same as the usual kind of heat exhaustion.
VOA: special.2010.07.27
Now, the coefficient that relates the amount of heat in to the temperature change is obviously going to be different for these two cases.
在这两个例子中,很显然联系热量和温度变化的系数,是不一样的。
I knew the sky was black because all the heat, which meant light to me, had died out of the air.
VOA: special.2009.11.15
And it's not hard to see how the heat of reaction at room temperature can be related to they heat of reaction at other temperatures.
知道室温下的反应热,如何与其他温度下的反应,热联系起来这点并不困难。
So now I have my first of my two slopes, in terms of something that's related to my system the heat capacity of the system.
好,我们现在得到了,两个微分式中的一个,它等于与系统密切相关的一个量。
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