In order to study the relationship between optical signal and cutting quality,an on-line monitoring system with cut front radiation as the criterion for laser cutting was built up.
为了研究激光切割过程光信号与切割质量的关系,搭建了以切割前沿光辐射作为检测参量的实时检测系统,对切割前沿光辐射的时、频域信号进行了试验研究,得到了不同参数下光信号的变化规律。
These methods were high-speed camera and optical signal monitoring.
利用高速摄像及光信号监测两种手段对等离子体的动态变化过程及其对焊接稳定性的影响进行了深入的研究。
The test methods of the burst-mode optical signal in the PON system were studied.
针对GPON系统以其大带宽和高效率,越来越成为光纤宽带接入网的首选方案的现状,对PON系统的突发光信号测试方法进行了研究,通过分析PON系统的突发光信号特点,指出了目前测试技术中存在的一些问题,提出了突发光信号误码测试与光功率测试的具体设计方案。
Using intensity periodic variation light signal survey speed of light and medium refractive index;
利用强度周期性变化的光信号测量光速与介质的折射率
Effect of NO-mediated light signals on the growth of maize coleoptiles;
NO介导的不同光信号对玉米胚芽鞘生长的影响
Object: To investigate the role of retina pigmented epithelium in the transmission of chromatic light signal,then try to discuss the pathogeny of myopia.
目的：研究视网膜色素上皮细胞在有色光信号传导中的作用，试从细胞生物学水平和分子生物学水平探讨近视眼的发病机制。
By the creation of a automatic recognition system for metal transfer mode,this paper collects five kinds of spectrum sig nal in gas metal arc welding(MIG,MAG and CO 2 )as training samples.
利用熔滴过渡光谱信息自动识别系统,采集了熔化极气体保护焊(MIG、MAG、CO2)5种熔滴过渡形式的光谱信号作为样本,采用计算机进行预处理,创造性地提取了多个熔滴过渡光谱信号波形关键性的特征,建立了判别法则和最小距离分类器。
A lot of spectrum of the metal transfer mode of metal gas are welding have been acquired in characteristic spectrum by testing.
通过试验在特征谱线下 ,采集了大量熔化极气体保护焊五种熔滴过渡的光谱信号波形。
Relation of intensity of photoacoustic signal and concentration of solution;
光声信号强度与溶液浓度关系的研究
The effect of the polarized direction of laser on the amplitude of photoacoustic signal;
激光偏振方向对光声信号的影响
The effect of the angle of laser incidence on photoacoustic signal;
激光入射角对光声信号大小的影响
This paper introduces a new practical processing and controlling circuit of photoelectric signal of the device for attracting cloth edge.
介绍了一种新颖、实用的光电式电子吸边器光电信号处理和控制电路 。
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。
Very light (=Very signal)
(用信号手枪射出的)维利式色光信号(弹)
Colors of light signals
GB/T8417-1987灯光信号颜色
air pyrotechnic
对空联络发光信号设备
light-signal transfer characteristic
光信号转换特性曲线
The colours of light signals on aids to navigation
GB12708-1991航标灯光信号颜色
light signal visibility test
灯光信号显示距离测试
"blinker:One that blinks, especially a light that blinks in order to convey a message or warning."
闪光信号灯:闪光的事物,尤指发出信号或警告的闪光灯。
One that blinks, especially a light that blinks in order to convey a message or warning.
闪光信号灯闪光的事物，尤指发出信号或警告的闪光灯
Meeting of Experts on Lighting and Light-signalling
灯光和灯光信号专家会议
Photometric characteristics of light-signaling devices for motorcycles
GB17510-1998摩托车光信号装置配光性能
Studies on All Optical Signal Processing in the Optical Packet Switched Networks;
光分组网中的全光信号处理技术研究
Study on the Acousto-Optic Signal Processing Based on the Coherent Optical Technology
采用相干光技术的声光信号处理研究
Morse Code light or Morse Code fog signal
莫尔斯灯光或雾号信号
photoaudio generator
低频光电信号发生器
a weak light, signal, sound
微弱的光线、 信号、 声音
Photoelectric Signal & Systematic Analysis
光电信号与系统分析
coherent-light-valve signal analyzer
相干光阀信号分析仪
To transmit(a message) with a flashing light.
用闪光灯传送（信号）