PAN L J, ZHANG B M, DAI F H. Loss factor of viscoelastic damping composite material under harmonic excitation [J]. Journal of Vibration and Shock, 2008, 27(2): 57-60.

[16] 潘利剑，张博明，戴福洪。 简谐激励下共固化复合材料黏弹阻尼结构的损耗因子研究[J]。振动与冲击，2008，27（2）： 57-60。

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Determining the hemisphere is easy: latitude zones a, C, d, e, F, g, h, J, K, l, and m are in the Southern hemisphere, and the rest are in the Northern hemisphere.

这种确定非常简单：纬度区a、C、D、E、F、G、H、J、K、L和m位于南半球，而其余区位于北半球。

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And so this is the H-F bond in HF.

所以这是氟化氢中的氢氟共价键。

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A calf is a young cow. A young female cow, especially one that has not yet had a calf, is called a heifer: H-E-I-F-E-R.

VOA: special.2009.07.21

printf That's not actually where someone implemented print F and related functions, rather, in dot H files, by convention, are prototypes.

那实际不是有某人在哪里执行,相关函数，而是在，h文件中，按照惯例，它们是函数原型。

哈佛公开课 - 计算机科学课程节选

And so this is the H-F bond in HF.

所以这是氟化氢中的氢氟共价键。

麻省理工公开课 - 固态化学导论课程节选

The jinx appears to follow his every journey: "Train manager on Tannoy: "To those with reservations for coaches F, G, H, I and J, as you can see, they're not attached to this train.

BBC: I'm on a train: the Welsh secretary tweets home

Only current holders of H-1B and F-1 visas would be eligible for the proposed Startup Visa in the Senate.

FORBES: Opening U.S. Doors Could Be a Life or Death Proposition

For the millions of immigrants who are already in the United States, whether on H-1Bs or F-1 student visas or otherwise, it also is difficult to start a company because of the threat of losing their visa.

FORBES: Opening U.S. Doors Could Be a Life or Death Proposition