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SPECTROSCOPY AND SPECTRAL ANALYSIS  2021, Vol. 41 Issue (05): 1580-1585    DOI: 10.3964/j.issn.1000-0593(2021)05-1580-06
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Curve Fitting of TDLAS Gas Concentration Calibration Based on Relative Error Least Square Method
CHEN Hao1, 2, JU Yu3, HAN Li1, CHANG Yang3
1. Institute of Electrical Engineering, Chinese Academy of Sciences, Beijing 100190, China
2. University of Chinese Academy of Sciences, Beijing 100049, China
3. Beijing Aerospace Yilian Science and Technology Development Company, Beijing 100176, China