Based on a point source model, new spectroscopic orbital elements are determined.

依据点源模型获得了一组新的分光轨道解。

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The solution in integral form of Green's function of a point source in infinite space is analysed.

分析无穷空间点源扰动函数积分形式的解。

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Of or relating to light emitted from a point source and reflected or refracted from a curved surface.

由一个点光源发出并从曲面反射或折射的光的或关于这种光的。

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But thankfully now in 2010, we're at the point where there's a whole lot of free and open source software that you can integrate into your projects that other nice people have made available.

不过幸好在2010年,现在有很多可用的开源,代码软件，你可以将其融合,到你的工程中。

哈佛公开课 - 计算机科学课程节选

And so, when you think about how much cement concrete are consumed annually on the planet, this becomes a considerable point source of greenhouse gas emissions.

当你想到,在地球上每年要消耗多少的水泥混凝土的时候,这将是温室气体排放的,一个主要来源。

麻省理工公开课 - 固态化学导论课程节选

"There's no known source of caffeine in temperate zones, so there's nothing we can suggest as a sort of alternative hypothesis at this point except for a human source, " she said.

CNN: Researchers find caffeine in waters off Oregon

It's a point of pride but sometimes also a source of concern.

CNN: Transcript of June 'CNN Money Summit: Money & Main St.'

In addition to providing a focal point for open source software developers, consumers will benefit by the formation of Linaro.

ENGADGET: ARM, Samsung, IBM, Freescale, TI and more join to form Linaro, speed rollout of Linux-based devices