利用矩形近似理论对用熔锥法制作的耦合器分光比进行了分析。
Utilizing rectangular approximate in 3 dB fused-tapered optical fiber coupler, coupling ratio is analyzed theoretically.
耦合器分光比、光纤环形腔中的损耗和噪声对复制效果有不同的影响。
The noise and loss of the system, as well as the coupling ratio, make different effects upon replication effect of optical periodic pulses.
结果表明，对应最大峰值功率，存在随级联级数增加而增大的最佳分光比；
The results show that there is an optimum splitting ratio of the MMI coupler for different stages obtained by algorithm.
绕地卫星上的分光辐射度计感应器也可以用来获取类似与图片的信息。例如这张照片反映的就是2010年5月10号早上原油平静的躺在离密西西比河不远的三角洲区域。
Terra's MODIS sensor can also capture photolike images, such as this view of an oil slick lurking not far from the Mississippi Delta on the morning of May 10, 2010.
介绍了一种使用偏振分光棱镜的新型光桥式补偿技术，并对因棱镜消光比变化导致的误差进行了研究。
A novel optic bridge compensation technique using a polarization splitting prism is introduced, and the errors caused by the changes of prism's extinction ratio are studied.
利用原子吸收分光光度计测定钢中的微量铝，使钢中微量铝的测定比以前更简便、快速，且灵敏度高，因而适宜推广使用。
Tiny aluminum in steel can be determined by the atomic absorption spectrophotometer. The method is easier and quicker than before with high sensitivity and can be generalization.
介绍了在分光光度法分析中，增色反应和褪色反应的标准曲线绘制用朗伯—比耳定律可推导出一般数学表达形式。
The paper uses Bouguer-Beer law calculating common mathematic expression to protract specification curve of increasing color reaction and depigmentation reaction in spectrophotometry analysis.
并且，同时运用动态对比增强核磁共振显象和分光显象比用T2加权核磁共振显象优势很明显。
Moreover, results with both dynamic contrast-enhanced imaging and spectroscopic imaging were significantly better than that with T2-weighted imaging.
方法比浊法测定大鼠血小板聚集活性、荧光光度法测定血小板5 -HT释放反应、分光光度法测定血浆NO含量、血液流变全自动分析仪检测血液流变性。
Methods Platelet aggregation was quantified by turbidimetry, release of 5 HT was assayed by fluorescence technique, and content of NO in plasma was determined by spectrophotometry.
包括：分光光度法、比浊法、原子吸收法、极谱法、电导法、离子选择电极法、离子色谱法和流动注射分析法等。
The methods are as follows: spectrophotometry, turbidimetry, atomic absorption spectrometry, polarography, conductance, ion selective electrode, ion chromatography, and flow injection analysis etc.
结果酸碱直接滴定法测得的结果比亚硝酸钠法、紫外分光光度法测得的结果偏高，但无统计学差异（P〉0.05）。
The content determined by acid-base titration was higher than those by UV spectrum and sodium nitrite, but they didn't have statistical significance(P0.05).
实验结果表明，本方法的线性范围下限及检出限比通常的紫外-可见分光光度法均下降了1000倍以上。
The results shown that both the low limit of linear range and the detection limit of this method were over 1000-fold lower than that of usual UV-Vis method.
实验结果表明，本方法的线性范围下限及检出限比通常的紫外-可见分光光度法均下降了1000倍以上。
The results shown that both the low limit of linear range and the detection limit of this method were over 1000-fold lower than that of usual UV-Vis method.
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