photoelectric scattering smoke detector是什么意思

用法例句

An Experiment Simulating the Scattering Factors of Cross-Talk Noise;

一个模拟串扰的散射因素的实验

Elastic wave band gap and scattering in phononic crystal;

声子晶体中弹性波带隙与散射

High Resolution Study on Highly Excited Rydberg H Atom Scattering with He;

高里德堡态氢原子与氦原子散射的高分辨研究(英文)

A improved method that synthetically utilizes the absorption and dispersion properties of chaff is advanced.

分析了质心干扰的作用过程以及质心干扰在对抗现代反舰导弹中存在的不足,提出了质心干扰的一种改进方法:即利用箔条幕对电磁波的衰减特性,遮挡目标舰,降低目标舰的雷达反射截面积,而利用散射型箔条云作为质心诱饵。

Introduces the absorption and dispersion of aerosol,dust,frog,rain,haze,onflow when laser beam transmits through atmosphere.

在激光大气信号通过随机大气信道时,大气中的气体分子和大气中各种粒子、尘埃、雾、雨,霾等对激光信号的吸收、散射效应,并且随着气温和压强的变化而导致大气密度的变化从而引起折射、色散效应,及大气湍流效应对激光信号的影响;最后对不同气象条件下的激光信号的传输进行了实验研究;更为直观了解激光通过大气随机信道而引起的光斑的闪烁、漂移和分裂等现象,为大气随机信道的研究提供了很好的手段。

These effects include absorption and dispersion of aerosol, dust, frog, rain and haze when laser beam propagates through atmosphere.

首先介绍了激光信号通过随机大气信道时,大气中的气体分子和大气气溶胶离子、尘埃、雾、雨、霾等对激光信号的吸收和散射效应,造成了对激光信号的能量衰减,接着分析了大气湍流效应对光信号传输的影响,即光束的闪烁、弯曲、分裂。

Attribute identification of the smoke based on particle scatterance from the aerosol particle;

基于粒子受激散射的烟与气溶胶粒子属性识别

Phantom Scattering Correction Coefficient of ~(60)Co Rays Calculated by Sievert Method Combined with Experimental Method.;

用Sievert法结合实验测量计算~(60)Co射线的体模散射修正系数

Light Scattering Study on the Metallic Colloids in KCL: K as a Function of Annealing;

KCL：K晶体中碱金属胶团的光散射与谇火处理的关系

The Methods of Laser Diffraction Measurement for Non spherical Particles;

激光散射法测量非球形粒子尺寸的方法

An analytical solution of diffration of plane SV waves by a circular-arc layeredalluvial valley is derived by Fourier-Bessel series expansion technique, and the effect of alluvialsequence and their relative stiffness on the diffraction is discussed.

利用Fourier-Bessel级数展开法给出了圆弧形层状沉积谷地对入射平面SV波散射问题的一个解析解,并分析了谷中层状沉积排列顺序及相对刚度等因素对散射的影响。

Analysis of the forward scattering and backscattering in E-beam;

电子束背散射与前散射的分析