光源

The adoption of complex environment lighting has been increasing in interactive graphics applications, such as games. It provides better realism compared to conventional artificial lights.

在交互式图形应用中，复杂环境光的使用越来越普遍，并提供了比传统虚拟光源更高的真实感。

Editors' Choice - APPLIED PHYSICS: Cooling Rays of Light | ASTROCHEMISTRY: Capturing Ferroelectric Ice | GENETICS: Pining for Understanding | DEVELOPMENT: Import Controls | CELL BIOLOGY: Sorting Out the Trash | PSYCHOLOGY: Changing Attitudes | CHEMISTRY: A Tale of Two Lattices...

编辑选择应用物理学：冷光源|astrochemistry：捕捉铁冰|遗传学：缅怀理解|发展：进口管制|细胞生物学：清理垃圾桶|心理学：改变态度|化学：一个故事：：两个格子

Various light resources in road lighting produce different optical biological effects which affect drivers'astuteness and traffic safety.

采用不同的道路照明光源，会产生不同的光生物效应，从而对驾驶员的机敏程度等产生影响，即对发现障碍的反应时间产生影响，并会影响道路照明安全。

If the light does not use attenuation, this range will be infinite.

如果光源的使用不会减少，那么范围将是无限的。

This is realized by employing a variable optical attenuator at the lambda laser source of optical channel having the impairment.

这一步是在减损的光信道的λ激光光源上，采用可变光衰减器实现的。

Different light-traps were tested in Wenxian of Gansu Province, including the light-traps without lamp and with glucose solution as attractant.

摘要现场观察了3种诱蚊灯诱白蛉的效果，并试验了无光源灯诱和以葡萄糖水作引诱剂的效果。

Contrary to widely held belief, the aurora borealis is not strictly a phenomenon of winter lights in the Arctic.

与广泛的保留信念相反，北极光不是严格的在北极冬天光源的现象。

Based on the prior art, the optical engine according to the invention has the improvements that, three optical axis steering components are respectively introduced into red, green and blue light illumination systems, and an optical axis lengthening structure is introduced into the green light illumination system, so that optical axes of the red, green and blue light illumination systems, each of which is from an LED resource to the optical axis steering component, are counterclockwise rotated for 90 degrees, parallel with each other, parallel with an optical axis of a projection lens, arranged in a same plane and positioned under the projection lens, luminous faces of three LED luminous chips of the red, green and blue light illumination systems are in a same plane, and the three LED luminous chips can be mounted on a same heat-radiating plate, therefore, the heat-radiating system has a simplified structure, and the optical engine has reduced size.

在背景技术所述的光学引擎的基础上作以下改进，在红、绿、蓝光照明系统中引入三个光轴转向器件和在绿光照明系统中引入光路加长结构，旨使：红、绿、蓝光照明系统各自的从LED光源至光轴转向器件部分的光轴朝逆时针方向转动90°、互相平行、与投影镜头的光轴平行、居同一平面和位于投影镜头的下方，红、绿、蓝光照明系统的三个LED发光芯片的发光面居同一平面，三个LED发光芯片可安装在同一块散热平板上，散热系统的结构简化，所述的光学引擎的尺寸减小。

Distribution of luminous intensity having an axis of symmetry or at least one plane of symmetry.

对光源而言，至少有一轴对称或面对称的光强分布。

Can also be the basis of liquid crystal display backlight for supporting production.

也可根据液晶显示器为配套生产背光源。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。