查询词典 transmittance

Relationships between reflectance, transmittance, absorptance and thickness of Cu films in the wavelength selected 310, 350, 400, 430, 550, 632, 800, 1200 nm have been discussed.

选定波长为310、350、400、430、550、632、800、1200 nm时对薄膜的反射率、透射率和吸收率随膜厚变化的关系进行研究。

Influence of film thickness on its optical properties, including reflectance, transmittance and absorptance, was studied at wavelengths of 310, 350, 400, 430, 550, 632, 800 and 1200 nm, respectively.

选定波长为310、350、400、430、550、632、800、1200nm时对薄膜的反射率、透射率和吸收率随薄膜厚度变化的关系进行讨论。

Diamond, an allotrope of carbon, has many physicochemical properties unrivaled by other known materials, such as superhardness, high thermal conductivity, high spectral transmittance and perfect electrical insulation. Thus it is considered an ideal material for many special applications in mechanics, thermotics, optics, electronics and other fields.

金刚石是碳的一种同素异形体，具有许多其它材料无法比拟的物理化学性质，如超高硬度、高导热率、高光学透过率和极好电绝缘性，因而在力学、热学、光学和电子等领域有许多特殊的应用价值。

With the combination of lighting, cooling and heating under daylighting, the study on the effect of the key characteristic parameters on total energy consumption is provided. The validation of the comparability of daylight distribution for building antetype and model is made through theoretical analysis and simulating calculation in the thesis. Due to the variable sky condition, daylighting factor is used for experimental validation instead of illuminance. The error analysis of several testing methods used in the experiment is conducted, followed by the experimental validation of the effect of WWR, sill and transmittance on daylighting factor distribution.

基于天空状态的多变性，提出用天然采光因数替代照度进行实验验证，对实验中的几种测试方法进行了误差分析，并通过实验验证了窗墙比、窗台高和透光率对天然采光因数分布的影响。4 为了更直观地分析各参数对照明节电的影响，提出了"特征点"、"特征线"和"特征距离"等概念；分析了天然采光下的照明节能状况，综合考虑照明、采暖和空调能耗，计算分析了几个主要特性参数对总能耗的影响。

The antiglare film with above formula prepared by wet roller coat process, had excellent antiglare effect, high hardness, well adhesion and flexibility, fine water and acid resistance. The transmittance, haze and glossiness of the film were 92.3%, 10.69% and 62.4%, respectively.

选用上述配方，采用湿法辊涂工艺制备的防眩光涂膜材料具有优良的防眩光效果、高硬度、良好的附着力和柔韧性，以及良好的耐水性和耐酸性，其透光率为92.3%、雾度为10.69%、光泽度为62.4%。

It is found that with the increasing of N , leaf reflectance increases and reaches an asymptote while leaf transmittance decreases and reaches an asymptote also.

同时，给定叶绿素和水分含量，还模拟了当叶肉结构参数变化时的叶片的光学特性，随着N的增大，叶片的反射率逐渐增大，并渐趋一致，而透过率随着N的增加而渐减小，最后也逐渐靠近。

The attenuation distance and transmittance are connected together, they influence each other.

衰减距离和能见度是联系在一起的，并相互影响。

The measured transmittance of the new beam splitter is about 85% with measurement error of about 0.91%.

通过测量其透射比得到新设计的分束器的透射在85%左右，测量误差在0.91%左右。

The results show that these particles are good crystal zinc blende with average size of 50 nm, and these particles also possess good IR transmittance in the range from 400 to 4 000 cm1 and good thermal stability in oxygen.

结果表明：该颗粒为结晶完全的闪锌矿，平均粒度为50 nm，且颗粒在400~4 000 cm1具有红外透光性，在纯氧气氛围中具有良好的热稳定性。

Our research work of combination of iceland and glass polarizing prism is based on four points: select suitable material、 calculation、 machining and testing. Select suitable material means that select the optical glass and glue that can match with iceland suitably; The optimal design scheme of prism is determined by calculation and analysis; The samples are machined, solving the technical problems, such as the matching of material and increasing transmittance; We pay attention to the transmittance and extinction ratio of prism in experimental test.

本文对冰洲石—玻璃组合偏光棱镜的研制工作主要围绕选材、计算、加工和测试这四个要点展开：选材即选取可以与冰洲石晶体实现较好匹配的光学玻璃和胶合剂；通过计算、分析，确定最优化的棱镜设计方案；样品加工，解决该棱镜加工的技术难题，如材料匹配和提高透射比问题；实验测试主要关注棱镜的透射比和消光比。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。