This paper introduces the compose and function of the instrument, the hardware principle and software method.

文章介绍了仪器的组成和功能，阐述了仪器的硬件和软件设计思想。

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Meaning: The self-correlation function and power spectrum density Function of a power-typed signal compose a FT pair.

上式表明： 功率型信号的自相关函数与其功率谱密度函数构成傅立叶变换对。

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Physical meaning: the self-correlation function and the energy spectrum density function compose a Fourier transform pair.

物理含义：能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。

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The degree of digital clarity and crispness is a function of how many "pixels" (collections of tiny dots that compose images like the photographs in this magazine) can be handled by a digital camera's main chip.

CNN: The Proof Is in the Pixels