Studies on basic working principles and designs of fiber lasersThe basic working principles as well as the major characteristics of laser and fiber lasers are firstly reviewed,including the interaction between light and matter, the laser oscillation conditions and the spectrum distribution,the gain characteristic and spatial hole burning effect,the influence of external environment on the stability of laser output and the actual limits of fiber laser bandwidth;The designs of bidirectional single-mode Er-doped fiber ring laser and multi-wavelength laser is then discussed,respectively;The characteristics of dynamic grating reflection spectrum of the fiber saturable absorber is systematically analyzed.?

在激光型光纖傳感器的設計国产在线视频一、實驗現(xiàn)象的理論解釋等方面做了如下的研究工作：光纖激光器的基本原理與設計方案概述了激光和光纖激光器的基本原理，包括光與物質的相互作用中国一级大黄片强奸与乱伦，激光振蕩的條件及頻譜分布等激光產(chǎn)生的基本原理：摻鉺光纖的增益性質国产第一页亚洲，空間燒孔效應和外界擾動對激光輸出穩(wěn)定性的影響，光纖激光器的實際極限帶寬等光纖激光器的相關知識；分別討論了雙向單縱模環(huán)形腔激光器和多波長激光器的設計方案爱搞为爱搞点激；系統(tǒng)地分析了摻雜光纖飽和吸收體中形成的動態(tài)光柵的反射譜特性乱婬网站。

Through collection of TIG welding arc light spectrum of steel with disturbing factor,this paper studied the effect of disturbing factors such as rusty and various gas flow rate on the arc light spectrum distribution.Furthermore, the light radiation of different spectral zones was studied to get the spectral signals that could reflect the disturbing factors which were critical for online welding quality control.

通過對干擾因素下TIG焊電弧的光譜信息進行采集，研究了氣流量變化黄色网站上毛片子上黄、焊接試件表面存在銹等干擾因素對焊接過程電弧光譜分布的影響超碰97人人摸人人操人人看，并基于光譜分布的分析，進一步探討了不同光譜譜段對干擾因素的反映欧美的一级片，尋求實現(xiàn)焊接過程質量在線光譜測控的理論依據(jù)美女自慰黄色大片。

A computerized welding arc spectrum information sampling and processing system are developed to study of the ultraviolet spectrum distribution feature. Corresponding softwares also is developed. A process for sampling the ultraviolet spectrum automatically and the real-time monitoring of welding parameter are realized. based on the principles of the physics of arc and spectroscopy the information of welding arc ultraviolet spectrum sampled is changed and processed.

焊接電弧紫外光譜信息的計算機采集與處理系統(tǒng)*韓國明吳釗柳剛云紹輝李俊岳摘要以焊接電弧紫外光譜的分布特征為研究對象，研制了一套焊接電弧紫外光譜計算機采集與處理系統(tǒng)并開發(fā)了相關軟件国产精品一级二级，實現(xiàn)了紫外光譜采集過程的自動化少妇被黑人4p到惨叫欧美人、焊接電流與電弧電壓的實時監(jiān)測，并在電弧物理和光譜學原理的基礎上色色色色色综合视频，對采集的焊接電弧紫外光譜信息進行變換和處理5566在线视频。

continuous uniform distribution：連續(xù)均勻分布

continuous spectrum 連續(xù)譜 | continuous uniform distribution 連續(xù)均勻分布 | continuous variable 連續(xù)隨機變量

spark spectrum：電花光譜

spark line 電花譜線 | spark spectrum 電花光譜 | spatial distribution 空間分布

spectral distribution graph：光譜分布圖

spectral distribution curve 光譜分布曲線 -~}O,^@ | spectral distribution graph 光譜分布圖 3n9>NY5-> | spectrum order sorter 光譜分級器 ieA?&_h