The axes of the light rays from the light source (1) and the back-scattering to the light detector (3) have mutually closely adjacent and substantially parallel or coincident portions.
来自光源（1）的光线的轴线以及反向 散射到光检测器（3）的光线的轴线具有彼此紧邻并基本平行或重合的 部分。
Do the following to ensure the safe operation of your smoke detector: if your smoke detector is working properly, the red light should be on.
为确保您的烟雾探测器的安全运行，请执行以下操作：如果烟雾探测器正常工作，则红灯常亮。
If your smoke detector is working properly, the red light should be on.
如果你的烟雾探测器运作正常，红灯应当亮起。
The detector is housed in a 12 million gallon tank of water surrounded by 11,000 light sensors, at the bottom of an abandoned mine 3300 feet underground.
该探测器设在一个3300英尺深的地下废弃矿井的底部，主体是一个1200万加仑容积的水箱，周边安置有11000个光传感器。
That is not very exciting by itself, but this detector counts single photons (the particles of which light is composed)—and can do so at room temperature.
光子检测器本身并不是什么令人激动的新事物，不过（Shieds等人开发的）这台检测器可以在室温条件下单个计算光子（组成光线的粒子）。
Light striking this detector liberates electrons from some of the silicon atoms, producing an electrical signal that is converted by the chip's electronics into a picture.
光照射到这个感应芯片上面然后从硅原子中激发释放出电子，这样就产生了一个电信号然后通过芯片的电子器件转化成图像。
The fiber is internally reflective at specific points, so that when light is sent along the fiber, some of it bounces back to a detector.
在特定点上，纤维可以向内反射光线，当光线沿纤维传输时，部分会反射到探测器上。
The Hidden Camera Detector is so small you can take it anywhere. When a wireless camera is detected, an LED light flickers and an audible alarm sounds.
隐藏探测器是这么小，可以随身携带。当无线摄像头发现，一个LED灯闪烁，并发出警报声的声音。
The image - dissector scanner is another heavily used and very successful low light level detector.
析象管扫描器是另一种常用而且很成功的微光探测器。
The image-dissector scanner is another heavily used and very successful low light level detector.
析象管扫描器是另一种常用而且很成功的微光探测器。
The working principle, circuit design of RTD-DJ entirely electronic automotive light detector are introduced here with the performance parameters of its components.
详细介绍RTD - DJ型全电子汽车灯光检测器的工作原理、电路设计、各部件的选择和性能参数。
A real-time laser particulate detector which is well suited for measuring the concentration of particles in FCC gas streams was developed by using aser and near-forword light-scatter technique.
介绍了利用激光及正前向光散射技术研制的一种激光粒子浓度监测仪，它适用于催化裂化装置烟气粉尘浓度的实时监测。
The pits continuously move through incident light, which produces regular photoelectric signal accepted by detector.
凹坑连续划过入射光束，使探测器接收到的光电信号呈现有规律的变化。
The development of a novel computerized CCD spectrometer, which consists of three parts: the CCD light detector, the optical system, the data acquisition and control system, is reported.
本文报道了一种新型的CCD光谱仪的研制，包括三部分：即CC D光探测器，光路系统，与计算机联接的控制和数据采集系统。
A monochromator can separate specific wavelengths of interest, and a detector l, used to measures the intensity of the emitted light.
单色器可以把有用的特征波长分开，检测器用来测定发射光的强度。
The above system chiefly consists of light source, optic fiber sensor, photo detector and signal processing circuit.
应变测量系统主要由光源、传感光纤、光电探测器和信号处理电路组成。
The detector enlarges the detecting range so as to suit the need of different objects and improves the detecting precision of Near Ifrared Light-Imaging.
本检测仪扩大了检测范围以适应不同检测对象的检测要求，而且提高了近红外线成像的检测精度。
Light ones are more easily deflected than heavy ones, so the two forms of carbon get separated, and when each atom reaches a detector at its expected arrival spot, it can be counted.
轻的原子较重的更容易转弯，从而能分离两种碳原子，每个碳原子到达预定的监测点，计数器就会计数。
The errors caused by light source, optical fiber, electro optic crystal and opto electric detector in optical fiber voltage transducer are presented.
研究了光纤电压传感器光路系统中光源、光纤、电光晶体和光电探测器对测量误差的影响。
Again, the grating disperses the light, which is then focused onto the CCD-array detector.
光栅仍然会使得稍后会在面阵CCD探测器上聚焦的光线分散。
This detector has adopted modulated light and 4 pulse synchronous demodulating technique. So the detecting reliability and sensitivity are improved greatly.
这种光电检测器采用了调制光和4脉冲同步解调技术，提高了光电检测的可靠性和灵敏度。
A novel detector with confocal optical configuration was fabricated for detecting the weak emission light of infrared up-conversion material.
提出了一种利用共焦光学结构来检测红外上转换材料被激发光的方法。
The pocket Glucosinolate detector is a double -light source solid phase absorption measuring instrument which is composed of some novel compact assemblages.
作者研制的便携式小型硫甙速测仪，系选用新颖的小型单色光组件制成的双光源固相吸光测量仪器。
The principle and characteristic of excited light source, interference optical filter, transmission optical fiber and optical detector are discussed.
论述激发光源、干涉滤光片、传输光纤、光探测器的原理及特性。
In defocusing detection system based on dual-quadrant detector, the defocusing curve would be affected if the light spot moves but not along the direction of the boundary between two quadrants.
在由二象限探测器构成的离焦探测系统中，当光斑移动方向与探测器分界线有一固定或变动夹角时，将引起离焦曲线变化或不稳定。
A quick measuring system for light source color using linear CCD as multi channel detector is presented in the paper.
介绍了一种以线阵CCD器件为多通道探测器的光源颜色快速测试系统。
When detector effective radius and incoherent incidence light effective radius were all less than 3, the system had better optical sectioning strength.
发现当探测器和光源的有效半径都小于3时，系统具有较好的光学层析能力；
When detector effective radius and incoherent incidence light effective radius were all less than 3, the system had better optical sectioning strength.
发现当探测器和光源的有效半径都小于3时，系统具有较好的光学层析能力；
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