1) difference photo absorption
差分光吸收
2) Time-Sharing Processing Difference Photo-Absorption
分时差分光吸收
4) differential optical absorption spectroscopy
差分吸收光谱
1.
Based on differential optical absorption spectroscopy(DOAS), an improved inversion algorithm of gas concentration is studied according to the differential absorption structure of being measured object at the selected wavelength region.
根据被测对象在所选波段具有差分吸收结构的光谱特性,研究了一种改进的基于差分吸收光谱法(DOAS)的气体浓度反演算法。
2.
The differential optical absorption spectroscopy (DOAS) has become a widely used method to measure the concentration of trace gases in the atmosphere.
差分吸收光谱技术被广泛地应用于测量大气中微量元素的浓度 ,尽管该技术利用最小二乘法来反演待测气体的浓度 ,能够得到很高的测量精度。
3.
A new filtering method of polynomial combining with wavelet transform is introduced in order to eliminate the influence of Mie scattering of particles on differential optical absorption spectroscopy(DOAS).
为消除烟气中颗粒物Mie散射对差分吸收光谱(DOAS)法反演气体浓度的影响,提出了多项式结合小波变换的滤波方法。
5) differential optical absorption spectroscopy (DOAS)
差分吸收光谱学
1.
High sensitive differential optical absorption spectroscopy (DOAS) for air quality monitoring;
空气质量监测的高灵敏差分吸收光谱学技术
6) DOAS
差分吸收光谱法
1.
The Contrast Research for Auto Monitoring SO_2 between Differential Optical Absorption Spectroscopy (DOAS) and U.V. Fluorescence;
差分吸收光谱法(DOAS)与紫外荧光法自动测量空气中SO_2的对比
2.
Differential optical absorption spectroscopy(DOAS) has become a widely used method to measure trace gases in the atmosphere.
文章简介了差分吸收光谱法测量原理和仪器结构,提出过采样∑-ΔA/D技术,过采样技术与∑-Δ调制器的噪声整形技术结合,可对量化噪声进行双重抑制,从而提高待测波段内的信噪比,实验结果表明提高了DOAS系统的测量精度。
补充资料：示差分光光度法
分子式：
CAS号：
性质：用已知适宜浓度的标准溶液作为参比溶液调零和100%标度，测量试样溶液对已知标准参比溶液的透射比。故又称透射比法（transmittance tatio measurement method）。有高吸光度法、低吸光度法和最精确法。适用于高浓或低浓试样，可提高方法的准确度和精密度。
CAS号：
性质：用已知适宜浓度的标准溶液作为参比溶液调零和100%标度，测量试样溶液对已知标准参比溶液的透射比。故又称透射比法（transmittance tatio measurement method）。有高吸光度法、低吸光度法和最精确法。适用于高浓或低浓试样，可提高方法的准确度和精密度。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条