Light meter: An electrical exposure meter for measuring light intensity.
测光表：用来测量光强度的一种电子曝光表。
The linearity and chromaticity accuracy are important properties of a spectroradiometer for measuring light sources.
线性度与色座标测量精度是光源分光测色仪器的主要技术指标。
However, because of difficulties in measuring light attenuation in canopy gap and complex structure of forest canopies.
但是、由于林隙结构极为复杂，难以精确地测量林隙上方和周围树冠空隙的透光情况。
The Pioneer probes have on board ultra -violet instruments which are measuring light that we can't measure on the earth.
“先驱者号”太空探测器上装有紫外线仪器，能够对在地球上探测不到的光进行测量。
Applications such as measuring light with a photomultiplier tube generally require the use of a picoammeter due to the low current levels involved.
由于要测量的电流非常弱，所以用光电倍增管测量光的应用工作通常需要使用皮安计。
The principle of measuring light screen is introduced. A design of measuring light screen implemented with C51Microcontroller is proposed. The system structure and main performance are analyzed.
首先介绍了光幕测量高度的原理，给出了高度测量光幕的一种实现方法，分析了由该方法设计的系统结构和主要性能。
A system of measuring light power and wavelength is designed and fabricated, using Silicon Color Sensor with double PN junction as detector, single chip processor as controller and PC as processor.
设计并实现了一种用硅双结色敏器件作为探测器，单片机作为控制器，PC作为处理器和显示器的光功率、波长同步测量系统。
In the study, the researchers let volunteers read, play games and watch movies on a screen for different time while measuring how much light their eyes received.
在这项研究中，研究人员让志愿者在不同时间于屏幕上阅读、玩游戏和看电影，同时监测他们的眼睛接收到的光线。
An optical "frequency comb" is a very precise tool for measuring different colors-or frequencies-of light.
光学“频率梳”是一种精确测量光的颜色或频率的工具。
By measuring changes in the light reflected from the clouds, they found that the clouds appear to wax and wane in prevalence over a 27-day cycle.
通过测量夜光云反射的光的变化，他们发现夜光云从盛到衰的周期大约为27天。
Smartphones are packed with sensors, measuring everything from the user's location to the ambient light.
智能手机里满是传感器，不管是用户的位置还是背景灯光的强弱，一切的一切它都能测量出来。
Measuring 12.2 "x16.6" x6 ", the light-weight robot is reminiscent of the robots used in the Oscar-winning film the Hurt Locker."
这台体积仅为12.2“x16.6”x6“重量极轻的机器人让人想起了奥斯卡获奖电影“拆弹专家”。”
Scientists have come up with a much more accurate way of measuring distance - wavelengths and light speed.
但是科学家们已经提出了更精确的测量距离的方法了-波长和光的速度。
This involves recording the light spectrum of the planet and its star, and then measuring the spectrum of the star alone while the planet is hidden behind it.
这个方法包括首先记录下这个行星和它的恒星的光谱，然后在行星在恒星背面时单独测量恒星的光谱。
If the empiricists keep doing their part by measuring and publicizing the benefits these practices can yield, more and more organizations will see the light.
如果经验论者持续进行下去，度量和宣扬这些实践可以产生的益处，那么越来越多的组织将会看到光明。
A quake measuring 3 to 5 is considered minor or light; 5 to 7 is moderate to strong; 7 to 8 is major; and 8 or more is great.
3到5级被称为弱震或微震；5到7级称为中强震；7到8级被称为大地震；8级及以上被称为特大、超强地震。
In the past 13 years, scientists have discovered more than 300 planets outside our solar system, but they have done so indirectly, by measuring changes in gravity, speed or light around stars.
过去的13年中，科学家已发现我们太阳系以外的行星300多颗，但都不是直接观察到的，而是通过测量恒星周围引力、速度或光的变化而发现的。
By focusing a circle of light on the cornea and measuring its reflection, it is possible to determine the exact curvature of the cornea's surface.
通过将一束圆形光圈聚焦在角膜上，测量反射过来的光线，就能得出角膜表面曲率的确切数据。
The observations have also allowed astronomers to pinpoint the Earth's distance from the centre of the galaxy with greater precision, measuring it at 27, 000 light years.
天文学家通过这次观测，还进一步精确了地球到星系中心的距离，为27000光年。
The measuring system parameters according to the theory of light scattering and reflection are chosen to optimize the system.
根据光散射和反射的理论，测量系统参数被选择以优化系统。
A simple method for measuring the time and space distribution of the light pulse intensity is reported.
本文报道了一种简单的测量光脉冲强度的时空分布方法。
So the third chapter focuses on the measuring system. The operating principle (Light extinction method), the factors which influence the result and the resolvent to avoid them are explained.
第三章对此磁致偏振特性测量系统的搭建及工作原理（消光法）、影响测量结果的因素及解决方法、实验操作步骤等作了说明。
By measuring the photon signatures left when light bounces off photosynthesizing cells, astronomers may soon have a new tool for detecting extraterrestrial organisms.
通过测量光线从光合作用细胞反射后遗留下来的光子标记，天文学家们可能很快就能拥有一种新的探测外星生命的工具了。
So by measuring the electrical activity of the brain it is possible to tell if people are attending to a flashing light.
所以，通过测量大脑的电活动水平，就可能辨别人们是否在对闪光注意。
Face recognition software and light measuring software manage the show and biggest thing of all... there is no display!
面部识别软件和轻测量软件的显示和管理最大的所有事情…没有任何显示！
Based on the theoretical basis for re-engineering Zeeman effect experiment, we can get a new method for measuring the speed of light.
基于该理论基础重新设计塞曼效应试验，就可以得到测量光速的一种新方法。
It ensures that the 3d vision measuring data with line-structured light can be precise collected.
为基于线结构光的视觉3d测量中数据精确采集提供重要的保证。
The measuring principle of six light screens is described.
给出了六幕光幕靶的测量原理。
The measuring principle of six light screens is described.
给出了六幕光幕靶的测量原理。
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