The factors influencing the Lambert Beer law are introduced. And the relation between absorption spectra and the spectral bandwidth is analyzed.

光谱生化分析的理论基础就是朗伯比尔定律，分析了影响朗伯比尔定律的一些因素，以及吸收光谱与光谱带宽之间的关系。

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From the wave-particle duality, we can deduce the Lambert law of light absorption according to the light waves energy and probability of photon.

从光的波粒二象性出发，分别根据光波的能量守恒定律及光子出现的概率密度与电场强度的平方成正比，推导出光吸收的朗伯定律。

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A new coalmine methane detection method based on Beer-Lambert Law using absorption type optic fiber is investigated.

从理论上提出了一种基于比耳朗伯定律的新型煤矿安全系统瓦斯检测方法。

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