spectral ratio

The laser output energy, dynamic to static ratio, pulse bandwidth ana spectral line width etc. by Q-switching ware mea-sured and analysed theoretically.

测量了调Q后激光输出的能量、动静比、脉宽、谱宽等，并从理论上进行了一些分析。

The doublets observed on Changshu Station following the South Yellow Sea middle-intense earthquakes show such variations in spectral ratio slope, but the time scale of one event of the doublets extends to 9 months before the main shock.

常熟台双子地震P波谱比对数斜率时间进程在南黄海地震发生之前也存在这一现象，但出现异常的时间扩大到9个月之内。

A method for model reliability analysis is proposed which estimates the model reliability by comparing the Signal-Noise Ratio of models that reflect the spatial frequency spectral signal and errors.

研究并提出了对模型进行可靠性分析的方法，通过计算模型的信噪比反映了各模型空间频谱信号和频谱误差的强度，对模型的可靠性做出分析。

The interaction of bovine serum albumin ( BSA), sodium dodecyl sulphate ( SDS) and Azur A ( AA) was studied by spectral probe. The influence of the molar ratio of SDS/ BSA on the absorption spectra of BSA-SDS-AA complex was investigated.

应用光谱探针技术研究了牛血清白蛋白（BSA）/十二烷基硫酸钠（SDS）/天青A（AA）相互作用的吸收光谱，考察了SDS/BSA摩尔比对BSA/SDS/AA反应体系吸收光谱的影响。

The Fourier transform of the combined of acoustic pressure and particle velocity is cross-spectral. The ratio of the intensity of cross-spectral can be used in target bearing estimation.

P-V声强的傅里叶变换即为互谱，互谱强度比值可用于目标方位估计。

The development of the primary standard for spectral transmission ratio

光谱透射比基标准的发展概况