In this paper, the common theory and testing method of impulse excitation are described.

本文介绍瞬态冲击激振的一般理论和试验方法。

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In this article, firstly we have analysed the influence of the temperature to the properties of the lasers, by the hands of theory and testing data.

在本文中，首先从理论分析和实验数据两个方面入手，分析温度对激光器各个性能参数的影响。

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The theory and testing methods for single-mode agonic fiber optic collimator are introduced and some fabrication processes are discussed and compared.

介绍了单模无偏准直器的原理与测试方法，并对一些制作工艺进行了讨论和比较。

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However, scientists are testing the theory that the volcanic eruption has increased iron in the water and will prolong the spring blooms into summer.

CNN: Could volcanic eruptions signal boom time for ocean life?

Although Heyerdahl did take some modern equipment -- such as radios, charts and a sextant -- he argued these were all incidental to testing the theory that the craft itself could make the 4, 300 mile journey across some of the most challenging seas on Earth.

CNN: The Kon-Tiki: Crossing an ocean on balsa

More specifically, rather than provide a long manifesto of the theory behind lean startup, Udacity breaks down the process of launching a business into practical steps for systematically testing hypotheses and developing a business plan that will actually work.

FORBES: The Formula For Entrepreneurial Success Defined