光度

The average optical density of cfos in cochlea was measured with computer image analysis system.

用免疫组织化学染色分析cfos基因在耳蜗的表达情况，用计算机图像分析系统测量耳蜗cfos蛋白的平均吸光度值。

Carbon nanotube ; Collodion ; Complex membrane ; Spectrophotometry

碳纳米管；火棉胶溶液；复合膜；分光光度法

A new and quick method for enzyme activity assay was developed in which the reduction of artificial electron acceptor potassium ferricyanide was measured by monitoring the color change of reaction mixture at 420 nm.

为了便于快速简便的测定IDA氧化酶的活力，还建立了一种以铁氰化钾作为人工电子受体，通过检测酶促反应在420nm吸光度的变化而快速定性定量测定酶活力的新方法。

A method for determinating the activities of pectinase was proposed in this paper. It can produce the red-brown amino compounds when 3,5-dinitrosalicylic acid and aldehyde were heated together. The amino compounds had maximum absorbency at 540nm. In certain range, there was a good linear relationship between the amount of reducing sugar and the color of the reaction mixture.

针对QB1502-92标准测定方法测定高活力果胶酶、固定化果胶酶活力存在的实验误差大，重现性及灵敏度差的缺陷，提出了利用3，5-二硝基水杨酸与醛糖共热产生棕红色的氨基化合物，在一定范围内还原糖的量和含有呈色氨基化合物的反应液颜色深浅成正比的原理，在540nm下测其吸光度，从而计算出果胶酶活力的测定方法，并对测定步骤、影响因素及测定中可能出现的问题进行了试验研究。

The ocular extravasation of the colorant was determined by 620 nm absorbance spectrophotometry.

眼部外渗的着色剂以620nm吸收率分光光度法测定。

This programme introduces the use of light sensor and colorimeter sensor to perform experiments.

本节目介绍如何运用光度感应器和比色计感应器来进行实验。

Objective: To study the feasibility of application of Indophenol-blue colorimetry in determination of crude ammonia in meat.

目的 通过对试验条件及测定准确度的研究，探讨靛酚兰光度法用于测定鲜肉中粗氨含量的可行性。

To avoid the effect of interaction between the two components on the determination, the column vector of K matrix obtained from the standard mixtures with least squares was used as the pure spectrum of component.

在550 nm～630nm内取41个波长测量7组标准混合溶液的吸光度作为校正集，用最小二乘法求得的系数矢量作为各组分的纯光谱。

Light-emitting diode is a compound semiconductor device. In optical radiometry and calibration, LED has good performance of high luminance, energy-cost savings and long life.

发光二极管（LED是一种半导体固体发光器件，在可见-近红外波段的光辐射测量和光电探测器的定标中，显示出高辐射亮度、高电光转换效率、可组合调配光谱分布、发光性能稳定等独特优点，可作为辐射度学、光度学和色度学研究的新型参考光源。

Nutrient release characteristics of coated potassium sulfate were estimated at different temperatures in water, by means of conductometer and flame photometer.

以山东农业大学"控释肥料中试车间"制作的包膜控释钾肥为材料，用静水浸泡法评价其在不同温度下的养分释放特性，分别采用电导率法和火焰光度法测定其养分释放速率。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。