電介質分選 的英文怎麼說
中文拼音 [diànjièzhífēnxuǎn]
電介質分選
英文
diectric separation- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 選 : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
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That is the premise of the bg / ha electrophoresis codeposition. the laws of the electrophoresis deposition of the bg and ha partic les were found by the study on each of their deposition under the different conditions. the electrophoresis codeposition of the bg and ha particles had been studied and the bg / ha graded coating, which is compact in the bottom layer and porous near the surface layer, had been prepared on the surface of the dental implant after the low temperature heat treatment ( about 740 ) and fast firing ( 50 - 80 / min, heat preservation time was 5 - 8min. )
以bg微粉和ha微粉作為塗層原料,通過研究bg和ha微粉在非水介質中的分散情況和帶電特性,選擇冰醋酸為介質,使分散在其中的bg顆粒和ha顆粒表面均帶上正電荷,為電泳共沉積提供前提條件;通過對不同條件下bg 、 ha各自電泳沉積的研究,探索出了兩者電泳沉積的規律;通過對bg和ha在冰醋酸中電泳共沉積以及后續低溫( 740左右)快燒( 50 ? 80 min ,保溫5 ? 8min )熱處理的研究,在鈦合金牙根種植體基體上成功制備出了底層緻密而表層多孔的bg ha梯度塗層。In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test
著重介紹了小波分析在電機控制系統故障診斷中的應用,根據小波理論在時域和頻域良好的局部化性質,討論了利用小波變換來檢測信號的奇異特徵的原理,給出了小波變換對信號奇異性特徵檢測的方法,針對實際應用,對小波基函數選取及小波分解尺度進行了探討。In chapter two, the basic principles of rempi technique are introduced including the resonance enhanced effect, the selection rule, the mechanism of photoionization and photodissociation, rempi rate equation and the property of rydberg state
第二章介紹了rempi技術的基本原理,包括多光子共振躍遷的選擇定則、電子態的光解離機理、描述rempi過程的速率方程和分子rydberg態的性質。The object to study in this paper is the electric heat reservoir boiler, which is used to supply heat water and bask for the resident population. the use of the system define the character of the output medium with the lower request on quality and parameter, at the same time, it ask the boiler should has the higher character on the respect of the cost, reliability, economy, and so on. hence, the paper carefully design and study the system for the choice and design of the boiler core heating componet, the lay of the heat exchanger, the working status of the heat reservoir equipment, the adjustment and control mode of to supply heat water. the study work mainly include underside some contents, forexample : 1. to confirm the heat medium parameter to adapt the requirements of the most of the heating equipments and to design the instruction of the boiler and heat reservoir as simple as possible
圍繞上述原則,本文從電熱鍋爐核心加熱元件的選型及設計、換熱面的布置、蓄熱設備的運行工況、供熱的調節方式以及控制方法進行了較細致的研究和計算,具體研究工作有以下幾個方面: 1 .根據使用要求,確定適用於多數採暖設備的熱介質參數,設計在結構型式上盡可能簡單的鍋爐和蓄熱器; 2 .對製造加熱元件電熱管的各種材料進行了對比和分析、在結構尺寸上進行了仔細的分析和計算,根據實際使用條件給出合理的設計,使其具有較高的可靠性和使用壽命; 3 .對不同換熱面布置形式進行傳熱分析。Both the dielectric layer and metal film were internally deposited on the fiber. it is found that ag is able to engender the highest ir reflectivity among the metal materials, so ag is ascertained as the metal layer material of the hollow waveguide, cop was used in this work as the dielectric material. based on countless calculations, optimum thickness for the deposited films were obtained, namely, 0. 2 / / m for ag layer and 1. 4 fan for the cop layer
實驗用來制備空芯光纖的基管材料為石英基管;內徑為1mm ;通過理論推導與分析發現:相對于其它的金屬材料而言,金屬銀的紅外反射率最高,因此金屬銀最適合用做制備空芯光纖的金屬膜層的材料;通過比較幾種聚合物的性質確定選擇環烯聚合物cop為電介質層材料;通過理論推導與計算確定了金屬銀膜與電介質膜的最佳理論厚度,即銀膜為0 . 2 m , cop膜的厚度為1 . 4 m 。2 the design and manufacture of focs instrument system the foundation of commercial fiber optical chemical technique is to manufacture a fiber optical chemical instrument system. an instrument is assembled with xenon light as the source, bifurcate quartz fiber as the carrier for light, high precision photomultiplier tube for the conversion of light signal to electron signal and the 16 - digit multi - channels analog - to - digital card for collection of data
生產人作者選擇氖燈為光源、設計聚焦系統,以石英分支光纖作為傳輸光信號介質,高精度光電倍增管檢測, 16位多道數據採集卡為a d轉換,採用visualbasic編寫windows平臺操作軟體,菜單提示,窗口人機對話,研製成功單通道光纖化學過程傳感儀器系統。Ion channels are membrane - spanning proteins that can selectively mediate ion flux between the outside and inside of the phospholipid bilayer, and are essential for the electric activities of the organism
離子通道是跨膜蛋白質,它能夠選擇性的介導離子流過脂質雙分子層,是生物電活動的基礎。Abstract : this paper discusses the principles for selecting the breakdown decision current value in electrolyte strength test based on the structure features of electrolyte, causes and processes of electric breakdown, and human body reaction when suffering from macro electric shock risk by different electric currents, and makes supplementary analysis and explanation on the conditions of micro electric shock risk and the larger distributing capacitance in test circuits
摘要:從電介質的結構特點和產生電擊穿的原因、過程以及人體遭受不同電流宏電擊危險時的反應兩個方面,論述了電介質強度試驗中擊穿判定電流值的選取原則,並對微電擊危險和試驗迴路中存在較大分佈電容的情況,作了補充分析、說明。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。After introducing the background and the trend of research on ppv thin film light - emitting diodes ( leds ) and the structure of ppv device and its characterizes, the theoretical model of the leds * light - emitting efficiency was presented. based on this model, the formula of light - emitting efficiency was deduced to be : the injecting - currents and the recombining - efficiencies were calculated nwnerically, we found the calculated results agreed very well with the experimental results under the electric field from 0. 5 x 106 to 1. 5 x 106v / cm, the numeral calculations and theoretical analyzes of the light - emitting efficiency were done. the conclusions were as follows : ( 1 ) the basic mechanism of the injection transportation and recombination of the carriers which were presented in this paper were proved to be right ; ( 2 ) the electroluminescence in ppv thin film is the result of exciton recombination, the light - emitting efficiency was affected by many factors
本文主要研究聚對苯乙炔( ppv )薄膜發光二極體發光效率及主要影響因素,簡單地介紹了ppv薄膜發光二極體的研究背景及發展趨勢、 ppv器件的結構和性質后,提出了一個計算器件發光效率理論模型,利用這個理論模型得出了發光效率公式的表達式:並對注入電流、復合效率等進行了數值計算,通過合理地選擇計算參數,發現計算值在場強為0 . 5 10 ~ 6 1 . 5 10 ~ 6v / cm的范圍內與實驗結果較好地符合,在此基礎上,對發光效率進行了數值計算和理論分析,結果表明:計算結果與理論研究結果相符較好,得出結論如下: ( 1 )本文的理論推導正確地反映了器件中載流子的注入、傳輸和復合等基本機制; ( 2 ) ppv薄膜中的電致發光是激子復合的結果,發光效率受多種因素影響。In this paper, software reuse technology and methodology are investigated. then the character of j2ee design patterns is discussed and summarized based on gof ' s design patterns. two kinds of j2ee design patterns are compared and analyzed. reusable software construction based on j2ee design patterns with high - abstract level is applied to the development of tender. framework and integrated interface have been built to meet the demand of the reusability, transplantability, expandability and high development efficiency in system analysis. the design of the three - tiered framework of tender has been finished
回顧了設計模式的產生、發展歷程,介紹了以gof模式為代表的設計模式的概念、作用、選擇和使用,總結出j2ee設計模式的特點,對不同來源的j2ee設計模式進行了分析比較;應用j2ee沒計模式建立高抽象層次的可復用軟體體系架構,並將它應用於電力設備招投標管理信息系統中,從而提高本系統軟體的開發效率和質量。By contrast and analyze economic technology, the paper brings forward principles in choosing power and mode of electricity devices and medium of electricity heat storage when design electricity heating system, accomplishs overall design of control system. the paper also achives the conclusion that electricity heating technology is feasibility and advanced and has obvious ecomomic benefit and social benefit by analyzing economic technology and social benefit of electricity heating project in existence in heilongjiang province
通過經濟技術對比分析,提出了在電採暖系統設計時對電加熱裝置功率和型式、電蓄熱介質的選擇的原則、完成了控制系統的總體設計;並通過對黑龍江省現有的電採暖工程的經濟技術、社會效益的綜合分析,得出了電加熱供熱技術具有可行性和先進性,並且具有明顯的經濟效益和社會效益的結論。In this experiment hcv structural gene was amplified by polymerase chain reaction ( pcr ), and was inserted into baculovirus expression vector pfastbacl to construct a recombinant transposing vector pfbl - cee. the plasmid pfb 1 - cee was transformed into dh1 obac competent e. coli cells. high molecular weight dna was prepared from the overnight cultures from the selected e. coli colonies, which was recombinant baculovirus shuttle vector containing hcv structural gene, named bac - cee
本實驗用pcr擴增hcv結構區基因,克隆到桿狀病毒表達載體pfastbacl中,構建成重組轉座載體pfb1 - cee ,轉化dh10bac大腸桿菌感受態細胞,篩選陽性菌落,抽提大分子質粒dna ,獲得含hcv結構區基因的重組桿狀病毒穿梭載體bac - cee ,脂質體介導轉染sf9昆蟲細胞,出現細胞病變后,收集含有重組桿狀病毒顆粒的培養上消,重新感染sf9細胞,收集sf9細胞,進行12 . 5 sds -聚丙烯酰胺凝膠電泳,可見表達的蛋白條帶。Then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed. in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution. some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method
在第一部分中,首先從電磁場的基本理論出發,基於等效原理和邊界條件以統一的方法建立了用於分析金屬、介質及金屬與介質混合結構的邊界積分方程,並歸納和比較了各類積分的適用范圍和優缺點;在此基礎上,給出了使用基於rwg函數的矩量法求解各種邊界積分方程的一般過程;研究了具有任意線、面、體組成的復雜結構的電磁建模方法,並給出了各種多面連接情況下基函數和未知量的選取方法;研究了使用矩量法分析電路、天線問題時集總元件和激勵源的處理方法,並基於矩陣束方法( matrixpencilmethod )提取了電路和天線問題的s參數;最後通過分析一些工程中的復雜金屬天線問題和具有「金屬與介質混合結構」的散射和天線問題驗證了方法的準確性和高效性。Piezoelectric and dielectric devices for frequency control and selection - glossary - part 3 : piezoelectric and dielectric oscillators
頻率控制和選擇用壓電和介電器件.詞匯.第3部分:壓電和介質振蕩器In this chapter, the suitable devices and circuit structure have been choosed to design a second order multiplier, a fifth order multiplier, a sixth order harmonics mixer and a dro operating in 9. 4ghz. the forth chapter is a section of system realization and test, in this chapter, the system of low phase noise frequency source has been constructed and tested. the results show that the targets of the system have been achieved
第三章的系統分器件與實驗數據部分,主要是以上述第二章的分析為基礎,以所推導的理論公式為指導選取必要的器件和合適的電路拓撲結構,分別設計實現了一個二次倍頻器,五次倍頻器, 6次諧波混頻器和一個9 . 4ghz的介質振蕩器,為後述整個系統的實現在硬體上做了必要的準備。In the second chapter, firstly, the weighing principle and the moisture determination principle of the moisture analyzer are introduced. then, dsp tms320lf2407a is chosen as the information processing unit, the moisture analyzer system and its information processing unit circuit are designed ; finally, the performance indexes of the moisture analyzer is explained
第2章首先介紹了水分測定電子天平的質量稱量原理和水分測定原理;然後,選擇tms320lf2407a型號的dsp作為信息處理單元,簡要介紹了微處理器的功能,並給出了水分測定電子天平的總體設計及其信息處理單元電路設計;最後,說明了水分測定電子天平的性能指標。Secondly, discussed the selection of coolants. by comparing the different character of coolants, which used on the electrical equipments and newly developed ones, and analyzing the cooling condition in commute circuit, rl 13 was chosen for the research. thirdly, the article analyzed the impossibility of the evaporative cooling system of commute circuit and the importance of presser regulation system
然後詳細闡述了製冷劑的選用原則,通過對以往電氣設備常用的製冷劑及新合成的製冷劑進行分析比較,根據不同製冷劑的特點,針對晶閘管在可控硅整流電路中的工作特點,暫選氟里昂r113為本文實驗用冷卻介質。分享友人