光度

Silver behenate nanocrystals exhibit higher properties, such as sensitivity and maximum density than microcrystals for thermographic or photothermographic systems.

在热敏和光敏感热显影体系，纳米级山嵛酸银晶体比微米级山嵛酸银晶体表现出更高的感光度和影像密度。

A UV\|spectrophotometry method was used to determine the content of brightener benzalacetone in potassium chloride zinc electroplating , and many factors affecting the UV absorption were studied such as pH, inorganic salt, sodium higher fatty alcohol polyoxyethylene sulphate, etc.

研究了酸度、无机盐、高级脂肪醇聚氧乙烯醚硫酸钠等对氯化钾型镀锌主光亮剂苄叉丙酮吸光度的影响。

NO content and NOS activity were assayed with benzidine fluorescence spectrophotometry.

NO含量和NOS活性采用联苯胺荧光分光光度法测定。

Benzoylformic acid ; D-mandelic acid ; Colorimetry

苯乙酮酸； D-扁桃酸；分光光度法分析

The nitrite in food was converted to manganese bioxide precipitate by potassium permanganate under acid condition. The precipitate was dissolved in sulphuric acid and the absorptivity of manganese was determined by atomic absorption spectroscopy, so that the content of nitrite was obtained indirectly.

在酸性条件下，用高锰酸钾将食品中的亚硝酸盐先转化成二氧化锰沉淀，再用硫酸溶解沉淀，以原子吸收光谱法测定锰的吸光度，从而间接得到亚硝酸盐的含量，回收率在97.6%~105.2%之间。

This project focuses on the joint time frequency characteristics of different phenomena in different types of fire disaster, such as pool fires, boilover, smoke movement, and different classes of fire. The temperature, optical density, heat radiation, combustion noise, and velocity of thermal flow are analyzed by joint time frequency method.

本项目研究中针对各种火灾场景：如油池火焰在水雾、风作用下的变化、扬沸过程中诸参数的变化、烟气运动过程、各类火焰等进行了实验与分析，对实验中的温度、火焰消光度、热辐射、燃烧噪声、速度分布等参数进行了联合时频域的分析。

Outflows of high-velocity gas were studied, indirect correlations between outflow mass and bolometric luminocity were obtained.

对高速气体外流进行研究，首次获得外流质量和中心源热光度的间接相关。

Large scale structure of universe, bolometric flux, luminosity distance, quasars, galaxies, redshift space, redshift periodicity.

宇宙大尺度结构，谱视亮度，光度距离，类星体，星系，红移空间，红移的周期性。

It is characterized by that firstly, preparing silver bromiodide flake microcrstalline emulsion, then utilizing silver halide solution to corrode core of silver bromide to prepare the invented hollow silver bromiodide flake microcrystal whose form is triangle or hexagon and whose surface possesses small holes and pits, and the core of the microcrystal is silver bromide and its external layer is silve bromidiode, its iodine content is 1-10 mol%, and the light sensitivity of the emulsion is greatly raised.

首先制备溴碘化银薄片微晶乳剂，再利用卤化银溶剂使溴化银内核腐蚀，制备成的中空溴碘化银薄片微晶呈三角形或六边形，表面上有小孔和凹坑，微晶的内核为溴化银，外层为溴碘化银，其碘含量为1―10mol％；无论从色盲乳剂，还是经光谱增感乳剂的感光度都有大幅度的提高。

A diphenylcarbazide photometry with the bromocresol green as the internal standard for the determination of chromium in the water has been developed.

采用溴甲酚绿为内标，二苯碳酰二肼光度法测定水体中的六价铬。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。