05 . 01 naphthenes in saturates fractions by refractivity intercept , method of test for 用折射率截取法测定饱和馏分中的环烷的试验方法
2.
Using “ envelop method ” , we obtained the thick of bzt thin films about 301 . 3 nm and change of refractivity with the frequency of 利用x - ray衍射分析表明, bzt薄膜在550时开始有钙钛矿相生成。
3.
Method for inspection of pona of naphtha for exportmethod for test of naphthenes in saturatesfractions with refractivity intercept 出口石脑油pona值检验方法比折光度法测定饱和烃馏分中的环烷烃
4.
The contents of jadeite ' s mineral composition and rock types will influence the refractivity and specific density of jadeite directly 摘要翡翠的矿物组成、岩石类型不同,将会对翡翠的比重、折射率产生直接的影响。
5.
On the basis of the study on the mineral composition and rock types of jadeite , the authors determine that the specific density and refractivity of jadeite ranges from 2 . 93 to 3 . 60 and from 1 . 593 to 1 . 750 respectively , the specific density and refractivity of jadeite with high quality ranges from 3 . 178 to 3 . 240 and from 1 . 644 to 1 . 657 respectively , and offers the objective basis for jadeites quality appraisal , through setting up several charts of the relation between jadeite ' s specific density refractivity and its mineral composition 从翡翠的岩石学、矿物学角度出发,讨论了翡翠的岩石类型,依据组成翡翠的主要矿物的比重和折射率值,建立了翡翠矿物组成成分及含量与其比重、折射率关系图解,确定了各种翡翠的比重、折射率变化范围分别为: 2 . 93 ~ 3 . 60和1 . 593 ~ 1 . 750 ;优质翡翠的比重、折射率分别为: 3 . 178 ~ 3 . 240和1 . 644 ~ 1 . 657 ,为翡翠的质量评估提供了客观依据。
6.
By the pecvd ( plasma enhanced chemical vapor deposition ) system and the reactants of silane and ammonia , silicon nitride thin film with excellent anti - reflective and passivation effects was prepared . the relatively optimum parameters for depositing sinx thin film and the basic physical and chemical properties of sinx were investigated . the effects of substrate temperature , the flow ratio of silane over ammonia and the rf power on the refractivity and deposition rate were researched 实验表明,氮化硅薄膜的沉积速率随硅烷氨气流量比增大而增大,随温度升高而略有降低,随淀积功率增大而明显增加;在衬底温度300 ,射频功率20w和硅烷氨气流量比为1 : 3的条件下氮化硅薄膜的沉积速率大约为8 . 6纳米分。
7.
Thirdly , the conclusions of the two aspect applications are given as follows : the exploration of the application of the evaporation duct prediction to the flux relationship research and evaporation duct predicting shows that based on this predicting method and with microwave refractometer , as sensor , ( 1 ) the dimensionless gradient function of temperature , humidity and refractivity in the flux relationships can be determined with higher precision , ( 2 ) the limitations of conventional observations on the predicting accuracy for evaporation duct can be avoided and the precise prediction for evaporation duct can be obtained with the accurate measurement of refractivity profile within a few meters . the radar performance under given evaporation 三、对两个应用问题的讨论表明:基于本文发展的蒸发波导预测理论,使用微波折射率仪为传感器: ( 1 )开展通量关系研究时,可以用于边界层温度、湿度和折射率无量纲梯度函数的精确测定和得到蒸发波导环境预测所需的伪折射率参数化函数关系; ( 2 )预测蒸蒸发波导环境特性和传播特性及其应用研究发波导环境时可以避免使用传统气海界面要素测量中存在的局限,并用折射率音d面不太高的精确测量结果精确预测蒸发波导环境。