The H-2A visa has no numerical cap, unlike the H-2B visa for nonagricultural work, which is limited to 66,000 a year.

与非农业工作的 H-2B 签证（每年上限为是6.6万个）不同，H-2A 签证没有数量限制。

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This feature will be added to H-P's personal desktop laser printers in 2009, says Pat Tiernan, H-P's vice president of social and environmental responsibility.

惠普到2009年将在个人台式激光打印机上增加这个功能。

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So it looks a lot less messy if we just draw our Lewis structure like this for h c n, where we have h bonded to c triple bonded to n, and then a lone pair on the nitrogen there.

这看起来整洁了不少,如果我们把氰化氢的路易斯结构画成这样的话，这样我们就有氢与碳之间的单键和碳与氮之间三键，然后还有一对孤对电子在氮这里。

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He says Poe's influence can also be seen in the work of H.G.Wells and Alfred Hitchcock,to name a few.

VOA: special.2009.02.02

And one thing I want to tell you to start out with is something about this c h 3 group here.

有一点需要告诉大家的是,从这个一个碳原子和三个氢原子的组合开始。

麻省理工公开课 - 化学原理课程节选

It turns out after you do all the math, H it turns out to be delta H equals zero.

要等你做完所有的计算之后，才能知道结果，结果证明Δ

麻省理工公开课 - 热力学与动力学课程节选

At no cost to taxpayers, an immediate solution to provide relief for the H-1B category would be to recapture unused H-1B visas from previous fiscal years, exempt U.S. educated workers with advanced degrees from the H-1B cap, and raise the cap to 100, 000, providing for a market-based escalator if the cap is reached during the previous fiscal year.

FORBES: Drive Business Back To The U.S., Reform H-1B Visa Laws

It is the one that seems to allow H. pylori to thrive in the acidic environment of the stomach (which is there, in the view of most biologists, precisely to kill incoming bacteria).

ECONOMIST: Stomach turning | The

Google continues to support H.264 in its Android mobile operating system and will likely will probably continue to serve thousands upon thousands of videos in H.264 via YouTube.

FORBES: Google Challenges Apple And Microsoft-Backed Video Technology