Sprayed BaSO 4 diffuser plate is the most Lambertian surface actually used in spectral radiance calibration known by now.
通过实验测量硫酸钡漫反射板 2 5 0～ 4 0 0nm的半球反射率和双向反射分布函数表明 ,实测的双向反射分布函数与假定漫反射板为朗伯表面根据测量的半球反射率计算的双向反射分布函数的相对差值为 6 7% ,实测的双向反射分布函数随散射角的变化可达 2 8%。
The nitrate levels in cabbage, Chinese cabbage and cucumber were determined by nitrate test-strip-reflectometer in the field experiments with the nitrogen application rates, the relationships among the nitrate content in leaf handle juices of tested vegetable, and that in the soil, yield and nitrogen application rates were analyzed.
通过结球甘蓝、白菜和黄瓜的田间试验,研究了用反射仪-硝酸根试纸法田间现场速测黄瓜、白菜和结球甘蓝叶柄汁液硝酸根含量与土壤硝酸根含量、施氮量、蔬菜食部硝酸盐含量和产量的关系。
On the comparision among the infrared transmission reflection and absorption of textile fibre assemblance;
纺织纤维集合体与红外辐射──对红外辐射透射、反射、吸收的比较研究
Reflection and Transmission of Ultrasonic Waves at Interfaces of Multi-Layer Plate With a Thin Mid-Layer;
夹层金属平行板的超声波反射和透射规律
Anomalous reflection and transmission characteristics of a type of continuous film metal gratings;
一种连续膜金属光栅的异常反射和透射特性
On the effective reflection area of a cubic corner reflector;
立方角锥棱镜的有效反射区
UV-VIS-NIR reflectivity of the coating with pigments of nano-Y_2O_3,nano-SnO_2,far-infrared ceramics,hollow glass micro ball,TiO_2 and sericite and the coating of acrylic emulsion,silicone-acrylic emulsion etc was tested.
对纳米氧化钇、纳米氧化锡、远红外陶瓷粉、改性空心玻璃微珠、金红石型氧化钛、云母为填料制备的涂层及硅丙、纯丙等乳液涂层进行了紫外-可见-近红外反射率测试,选取了近红外反射率较高的改性空心玻璃微珠、金红石型氧化钛,可见光反射率较高的远红外陶瓷粉为填料,与纯丙、硅丙等弹性乳液共混,制备了环保型弹性反辐射隔热涂料,并对其隔热效果、基本性能进行了研究。
In this paper,the mechanism of thermal insulation coatings(TIC)is introduced,and advances in obstructing TIC,reflecting TIC,radiating TIC and composite TIC are summarized,and their advantages and disadvan- tages are also compared.
介绍了隔热涂料的隔热机理,总结了阻隔型、反射型、辐射型和复合型隔热涂料的研究进展,比较了各种类型隔热涂料的优缺点。
The knee jerk is a typical respondent.
膝反射是一种典型反射。
refraction, diffraction, and reflection of ocean waves
海浪的折射、绕射和反射
a parabolic reflector for light radiation.
反射放射光线的抛物面反射器。
back reflection X-ray camera
背面反射X射线照相机
reflected high energy electron diffractio
反射式高能电子衍射
reflection high energy electron diffraction spectroscopy
反射高能电子衍射能谱
The angle of incidence equals the angle of reflection.
入射角等于反射角。
The mirror reflects light back to the scatter plate.
镜面把光反射回散射板。
the ratio of reflected to incident light.
入射灯光反射的比率。
Wide-angle reflection/refraction studies
广角反射/折射研究
chain reflex
连锁反射(心理学)
deghost inverse filter
消除虚反射反滤波器
a conditioned reflex [ response ]
【心理】条件反射［反应］
top and bottom reflected reactor
上下部反射层反应堆
flexible reflector curtain
柔性天线反射阵，软性反射幕
The scattering of incident light by reflection from a rough surface.
反射偶然的光线在粗糙表面的反射
tonic labyrinthine reflex
迷路紧张反射迷路紧张反射
He ounces a light ray off(from)a reflector
他使光线从反射器反射出来。