with fresh shucked oysters. "We do about P&J is a part of Louisiana's the largest in the U.S.

VOA: standard.2010.05.08

Enthalpy is just u plus p V.

你想要的任何地方。

麻省理工公开课 - 热力学与动力学课程节选

H=qp The u plus p V. Delta H is equal to q V.

括号里面的就是H，等于u+pv，Δ

麻省理工公开课 - 热力学与动力学课程节选

P&G's Sam Minardi says the company will continue to pursue its partnership with the U.S.Olympic Committee through the 2012 London Summer Games.

VOA: standard.2010.02.20

So we have dH/dT keeping pressure constant, is du/dT keeping pressure constant.

等于偏U偏T，p恒定加上，偏pv偏T，p恒定。

麻省理工公开课 - 热力学与动力学课程节选

U.S.State Department Spokesman P.J.Crowley says Amiri met with authorities while in this country, but wouldn't say if the Iranian gave up any secrets.

VOA: standard.2010.07.13

Now, before, of course, in the first part of the class u we started out looking at u H and then looking at H not as functions of S and V or S and p, but as functions of temperature, mostly.

现在，在本课的前一部分,我们首先讨论了,然后讨论了,这两个量并未写成S和V或者S和p的函数，而是写成了温度的函数。

麻省理工公开课 - 热力学与动力学课程节选

U.S.State Department spokesman P.J.Crowley: "Unfortunately,these drug cartels, they have enormous amount of resources at their disposal."

VOA: standard.2010.07.20

And it's more dramatic if the system is a gas p T2 V2 p, T2, V2, And let's look at what happens to U these functions of state, to H to u under this transformation.

如果是气体这个系统,就更具有趣了,让我们看看H和，在这个变化中态函数会发生什么变化。

麻省理工公开课 - 热力学与动力学课程节选

Proctor and Gamble signed on as a U.S.Olympic Team sponsor last September, but it was only last month that the U.S.-based company announced it would sponsor a P&G Family Home at the Vancouver Olympics for TEAM USA.

VOA: standard.2010.02.20

du/dT constant pressure is the direct derivative with respect to temperature here, which is sitting by itself under constant volume keeping this constant but there is temperature sitting right here too.

偏U偏T，p恒定是对,温度的直接微分，而它本身对体积不变,保持它不变，但是这里也有一个温度,这就是偏U偏V，T恒定。

麻省理工公开课 - 热力学与动力学课程节选

But she noted that the United States and its partners in the P-Five-Plus-One group the five permanent U.N.Security Council member countries and Germany are pursuing a two-track strategy of incentives for Iranian nuclear cooperation and "consequences" if it fails to fulfill international nuclear obligations.

VOA: standard.2009.11.09

U It's u, because u is to q plus w right, heat and work, but it's adiabatic. So there's no heat, exchange with the environment, and it's constant volume, so there's no p dV work, right.

什么是零？是U，因为,等于q加w，热量和功，但这是绝热的，所以系统与环境间没有热量交换；,同时它是灯体的，所以也没有pdV形式的功。

麻省理工公开课 - 热力学与动力学课程节选

Senior diplomats of the five permanent U.N.Security Council member countries and Germany -the P-Five-plus-One-are to meet at the end of this month in Geneva with Iran's nuclear negotiator to review Tehran's overall response to their offer of incentives for it to curb enrichment and return to negotiations.

VOA: standard.2009.10.24