That's like building a brand-new airport in each U. S. state in the next year and a half.
这就像每个美国各州在未来一年半内建设一个全新的机场那样。
In 2009 the American Society of Civil Engineers released a survey of the state of infrastructure in the u.
在2009年,美国土木工程协会发布了一份关于美国基础建设状况的调查报告。
In July, Hawaii became the first state in the U. s. to ban the sale, trade and possession of shark fins.
7月,夏威夷成为美国第一个禁止出售、交易和持有鱼翅的州。
The U.S.State Department has said it wants to see the situation addressed lawfully, without violence or any impediments to democratic activities.
VOA: standard.2009.03.13
In some sense, that's one reason to associate this as a kind of energy, H just like mechanical energy u or enthalpy H, it's the minimum free energy state that is the equilibrium state under the relevant conditions.
在某种意义下,这是我们把这些物理量称为能量的原因,就像机械能U和自由焓,具有最小自由能的状态在特定的条件下,就是平衡态。
Delta u, delta H, familiar state functions, q w changes in their values, q, w, heat and work.
U,△H,很熟悉的态函数,它们的值在变化;
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