The measurement error of differential absorption laser radar caused by the shift of its center frequency in measuring atmosphenc density has been discussed particularly.
详细地讨论了微分吸收激光雷达测量气体密度时中心频率的漂移所引起的测量误差。
2
Furthermore, a new method to distinguish methanol and ethanol is put forward by the spectra characteristics in longest absorption wavelengths and center fluorescent wavelength.
并由此提出了用最长吸收波长和荧光光谱中心位置的光谱特性有效区分甲醇和乙醇分子的方法。
3
The calculated result indicates that a major error of differential absorption laser radar comes from the shift of its center frequency.