介質調諧 的英文怎麼說
中文拼音 [jièzhídiàoxié]
介質調諧
英文
dielectric tuning-
Abstract : in view of the crystal structure, this paper repo rts thecharacter of single crystal growth of germanate and the properties as me dium of laser crystal. the study and progress in germanate crystals used as widel y tunable laser crystal, self - doubling - frequency crystal and highly efficient and low pumping threshold laser crystal are introduced
文摘:從晶體結構上分析了鍺酸鹽的單晶生長和作為激光晶體基質的特點，並介紹了鍺酸鹽作為可調諧激光晶體，自倍頻晶體，高轉換效率和低泵浦閾值的激光晶體的研究及進展。The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method
本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。In order to describe the actual working processes of dielectric barrier discharge ( dbd ) circuit, an analysis model of differential - difference equations was presented, based on the working modes of full bridge serial load resonant dbd circuit, which was adopted with phase shifting control
摘要為描述介質阻擋放電型臭氧發生器電路的實際工作過程，在分析一種移相全橋脈寬調制下串聯負載諧振電源供電的臭氧發生器電路的基礎上，提出了採用微分差分方程來描述電路的工作過程，並給出了電路可能的工作軌跡。First, mr. iwasaki of sharp corporation started with the introduction of their " aquos high vision recorder " series and its features. features of the new high vision recording technology " t3 " engine installed for high quality recording, equipped with double digital terrestrial tuners in models " dv - arw15 arw - 12 ", and " one - shot start up " function in 1 second from stand - by position with actual demonstration was made
首先由夏普株式會社的巖崎先生介紹了" aquos高清晰刻錄機"系列的特點，並說明了使用該公司的高清晰錄像的新技術" t3 "引擎的高畫質錄像與配備有地面波數字雙調諧器的" dv - arw15 arw12 "的特點，然後他還通過實機演示介紹了通電約1秒后即能工作的"瞬速啟動"模式。Model cbm - 443bf am fm4 - section film dielectric variable tuning capacitor
Cbm - 443bf型調頻調幅四聯薄膜介質調諧可變電容器Model cbm - 443af am fm4 - section film dielectric variable tuning capacitor
Cbm - 443af型調頻調幅四聯薄膜介質調諧可變電容器This thesis presents the theoretical analysis about the design of the tunable antennas with multilayered structure theory and microstrip antenna ' s analytical methods. and it improves three typical kinds of antennas, and uses the voltage controlled ferroelectric materials. we analyze the tuning features of the antenna by simulation under the condition of different permittivity of the ferroelectric materials, and discuss the feasibility of improvement from microstrip antenna to tunable antenna
本文結合多層介質理論及微帶天線的分析方法對可調諧天線進行理論分析，並對矩形貼片天線、圓形貼片天線、微帶振子天線三種典型的微帶天線結構進行改進，引入壓控鐵電薄膜材料，模擬分析在改變鐵電薄膜介電常數條件下天線的調諧特性，討論微帶天線改進為可調諧天線的可行性。Cr4 + : yag is reported in 1988 as a laser crystal, but much attention is paid to its saturable absorption near 1. 06 u m from 1992
Cr ~ （ 4 + ） : yag作為激光晶體是在1988年被首次報導的，最初作為可調諧激光增益介質被廣泛應用。This kind of reflectors possessed the advantages of the traditional reflectors and the phased arrays. the reflectarray is made up of lots of resonant elements. when the feed radiate the reflectarray, the reflected wave could be focused at some desired direction owing to the adjustment of each element
這種陣列反射天線具有反射天線和陣列天線共同的優勢，它的基本結構就是由大量的無源諧振單元組成的單屏或多屏周期性陣列，然後由一個饋源照射這個天線，通過調節介質板上每個單元對于入射波的散射相位，使得反射波在特定的方向實現同相位，發射出方向性極強的筆形波束。Based on the structure of all optical active fiber ring resonator, dual - tunable er3 + - doped optical fiber ring resonator filter is investigated by adding a tunable bandpass filter to change its wavelength. its finesse can also be tunable by adjusting the pump power. the wavelength tuning range of the dual - tunable fiber ring resonator filter is 39nm, from l526nm to l565nm
在基於摻鉺光纖環形腔結構基礎之上，通過在腔中加入的可調諧介質薄膜濾波器來選擇濾波波長，並通過調節泵浦功率來改變腔精細度，以實現一種濾波波長以及精細度雙可調諧的光纖環形腔結構窄帶濾波器。The task will be completed by designing 3mm quasi - optical resonator to get small waist radius of gaussian beam existing in quasi - optical resonators. the 3mm quasi - optical resonator test system is built and the test soft is written in vc + + language. we test on dielectric plates, then realize sweep test of large - area sample by adjusting move set to get dielectrical parameter distribution
本課題擬通過設計3mm開放式諧振腔，使開放式諧振腔中傳播的高斯波束的束腰半徑盡可能小，組建3mm準光學諧振腔測試系統，編寫測試軟體，對介質片進行測試，調節移動裝置，實現對大面積介質片的掃描測試，從而測得介質片介電性能的分佈。Harmonized system of quality assessment for electronic components - sectional specification : waveguide type dielectric resonators
電子元器件質量評定協調體系.分規范:波導型介質諧振器Harmonized system of quality assessment for electronic components - blank detail specification - waveguide type dielectric resonators - capability approval
電子元器件質量評定協調體系.波導型介質諧振器.能力批準Structure type and dimensions for film dielectric tuning variable capacitors
薄膜介質調諧可變電容器結構型式及尺寸This paper proposes a two - armed push - pull inverter, including its topologies, power distributions in every switching devices and modulation schemes. the major parameters such as thd and df of this vsi are analyzed. comparison study shows that the quality of two - armed push - pull vsi is better than those of square - wave vsi. and the switching loss is lower than that of pwm scheme at same time, especially used in wide frequency range. detailed calculating formulae and experimental results are presented
該文介紹了一種雙臂推挽式逆變器，包括其電路拓撲、每個開關器件的功率分佈和調制策略.分析了這種電壓源逆變器的主要參數，如總諧波失真度（ thd ）和失真指數（ df ） .比較研究表明，這種逆變器的質量明顯優于方波逆變器，同時開關損耗明顯低於pwm調制方式，特別適用於寬頻范圍.介紹了計算公式和實驗結果分享友人