dispersion electron 中文意思是什麼

dispersion electron 解釋
致色散電子
  • dispersion : n 1 分散，散開；散布，傳播；離散。2 【物理學】彌散，色散；【化學】分散作用；被分散物；分散相，分...
  • electron : n. 【物理學】電子。 the electron beam 電子束。 the electron theory 電子（學）說。
  1. The article primarily described the preparation technology and function token of ceramic fiber composite microporous membrane. which main include : the choices of ceramic fiber, the preparation and dispersion of ceramic fiber which the rato of long path can be controlled, preparation technology and function of the microporous ceramic support, the chemistry constitutes of the ceramics fiber composite membrane and the influence of the every kind of factor on the membrane function, the vacuum forming technology of ceramics fiber composite and the influence of the every kind of factor on the membrane function, and the microstructure of the ceramics fiber composite microporous membrane was analysised by the scanning electron microscope ( sem )

    本文主要描述了陶瓷纖維復合微濾膜的制備工藝及性能表徵，其中主要包括：陶瓷纖維的選擇、可控長徑比的陶瓷纖維制備及分散工藝、陶瓷纖維膜支撐體的制備、膜組分配方及各組分配比對材料性能的影響、陶瓷纖維膜的真空抽濾成型工藝及各工藝參數對膜材料性能的影響等，並對陶瓷纖維復合微濾膜的顯微結構進行了掃描電鏡分析。
  2. 4. the " hot " dispersion equation of the coaxial ridge - disk - loaded cylindrical waveguide twt with an annular electron beam can be firstly obtained according to self - consistent field theory

    四、引入薄環形電子注，首次建立了脊加載同軸膜片圓波導的注波互作用線性理論，得到小信號條件下的色散方程。
  3. Then the nonlinear coupled electromagnetic and electron motion equations were obtained from the lorentz equation. and numerical calculation and analysis of cold cavity by pic software were applied to analyze the both hot and cold dispersion characteristic of this waveguide

    接下來，從電子運動方程出發得到了自洽非線性方程組，通過一階線性近似導出了螺紋波導中注波互作用色散關系，從中分析該波導超寬帶特性。
  4. Worn surfaces of sliding pairs were characterized by scanning electron microscopy ( sem ). chemical compositons on the worn surfaces were analyzed by energy dispersion x - ray analysis ( edax ), and profiles and suface roughness of the worn surfaces were measured by stylus profilmetry

    用掃描電子顯微鏡（ sem ）對磨痕表面形貌進行了分析，用能量色散x射線分析（ edax ）對磨痕表面進行化學成分分析，並用表面輪廓儀測定了磨痕表面粗糙度和磨痕表面輪廓曲線。
  5. Sem, transmission electron microscopy ( tem ), x - ray energy - dispersion analysis ( edax ), xrd, electron diffraction ( ed ) and high - resolution electron microscopy ( hrem ) were used to investigate the morphology, atomic composition and crystal structure of the nanowires. the hexagonal cdse nanowires with single crystal structure have been obtained in dmso under 140. ( 3 ) semiconductor te and cdte nanowires embedded in aao templates were fabricated for the first time by dc < wp = 7 > electrodeposition in ethylene glycol

    Sem 、 tem 、 edax 、 xrd 、 ed 、 hrem分析的結果表明，所得cdse納米線為六方晶型，晶體的（ 001 ）晶面沿平行於基底的方向擇優生長，且隨沉積溫度的降低，這種擇優生長的趨勢越來越強；納米線晶體在生長時，由於受aao模板孔徑的限制，形成c軸方向拉長的晶粒，其長徑比達5 1以上；晶體的大小和完善程度隨沉積溫度的降低而增大， 185沉積得到多晶六方cdse納米線，而140沉積時可得到六方cdse單晶納米線。
  6. With the increasing of electronic element integration, the problem of heat dispersion has become one of restrict factor in the development of electron technology. to meet the demond of rapidly increased thermal dispersion, numerical simulation and experimental study on heat pipe radiator for electronic element has been made in the paper

    由於電子器件散熱技術研究的日益重要，本文首先對電子器件散熱技術及熱管型電子器件散熱器的國內外研究和發展現狀進行了綜述，並在此基礎上對熱管型電子器件散熱器進行了數值模擬和實驗研究。
  7. Using the two - stream fluid model, the linear dispersion relation is derived assuming a two - dimensional spatial geometry. two cases are considered, one is that the 2d spatial geometry is defined by the plane containing the two counterstreaming electron populations and the perturbation wave vector ( referred as the xy plane ), and the other is that the geometry is defined by the plane being vertical to the two counterstreaming electron populations ( referred as the yz plane )

    對高能束流和電子迴流構成的雙流系統，建立冷等離子體流體模型，採用簡正模分析方法，分別考慮擾動波矢在平行於電流傳播方向的平面（記為xy平面）上和在垂直於電流傳播方向的平面（記為yz平面）上這兩種情況，推導了不穩定性的色散關系。
  8. The dispersion of the modified nano - sized caco3 in the pvc matrix was observed in tem ( transmission electron microscope ). the influences of surface treatment and the contents of nano - sized caco3, extrusion technology and other additives on the properties of the composites were investigated. the results show that the surface treatment of the nano - sized caco3 particles with wet method enlarged the specific surface area and reduced the surface energy of the particles, and made the particles dispersed at the nanometer level in the pvc matrix, which improved the mechanical properties of the composite

    本課題為了解決納米caco _ 3在pvc中的分散問題，對納米caco _ 3粒子進行了濕法處理，採用雙螺桿擠出法制備出具有良好性能的pvc -納米caco _ 3復合材料；對復合材料的力學性能和加工性能進行了測試；利用tem （ transmissionelectronmicroscope ，透射電子顯微鏡）觀察了納米caco _ 3粒子在pvc基體中的分散情況；討論了納米caco _ 3的表面處理方法、納米caco _ 3的含量、復合材料的制備工藝以及各種助劑對復合材料各項性能的影響。
  9. Scanning electron microscopy ( sem ) was employed to examine the worn surfaces ^ shape of wear debris ^ dispersion of nano - a ^ os and wear mechanism

    採用掃描電子顯微鏡觀察、分析磨損表面形貌，磨屑形狀，納米粒子分佈情況及磨損機理。
  10. The linear theory of the coaxial disk - loaded cylindrical waveguide twt is built and the dispersion equation with an annular electron beam of this twt is obtained according to self - consistent field theory and the field matching method. the computation results of the hot dispersion equation indicate the relations between the electron beam parameters and the small signal gain

    利用自洽場理論以及場的匹配方法，推導出此結構在小信號條件下的熱色散方程，討論了電子注參量和慢波系統幾何參量與小信號增益和色散的關系。
  11. We consider the solid electron beam. the hot dispersion relation including the electron beam space charge effect is obtained in this paper, by series of propagating with using of the boundary condition and combining with the field matching method

    考慮實心電子注，分區求出各區慢電磁波的場方程，然後利用邊界條件，用嚴格的場匹配方法，經過一系列的推導得到了考慮空間電荷效應的「熱」色散方程。
  12. The paper did scrupulous discussion and investigation on the interaction between electron beam and standing wave field in the gyroklystron, which is typical in the electron cyclotron maser which action rf system is resonant cavity. the main works of this dissertation are listed as following : first, solving field in absorbing material and field matching method were used to derive the dispersion equation in waveguides and field matching formulas of hybrid modes in an abrupt cavity with absorber. based on the theoretical analysis, numerical simulations of the cavities in gyroklystron were done

    主要工作有:一、採用吸收介質分區求解及場匹配的方法推導出含有吸收層的色散方程，單側加入吸收介質及兩側均加入吸收介質兩種突變結構混合模場的匹配方程，在理論分析的基礎上，通過相關的模擬軟體，建立了迴旋速調管介質加載中間腔的計算模型，對迴旋速調管中間腔進行了數值模擬，並給出了主要的計算結果。
  13. The influence of various electron beam parameters on the small signal gain is investigated and discussed by the numerical results. 5. the model of the coaxial disk - loaded cylindrical waveguide is manufactured to testify the dispersion properties of this structure

    五、加工了同軸膜片加載圓波導慢波系統實驗模型，用諧振法測得的色散特性與理論數據良好吻合，從而驗證了同軸膜片加載圓波導慢波系統色散特性理論分析的正確性。
  14. The second, as a novel gyrodevice the two - beam coaxial gyrotron which was proposed by professor liu shenggang is analysed by kinetic theory of ecrm. general dispersion equation for ecrm and expressions for the interaction power and the starting current are derived in the case of eccentricity of the electron beam in the coaxial cavity

    其次，基於迴旋動力學理論，對劉盛綱院士提出的一種新型迴旋管-雙電子注同軸腔迴旋管進行了初步的線性理論研究分析;通過在迴旋中心坐標系中求解線性伏拉索夫方程，推導出了注波互作用方程、互作用功率、起振電流表達式。
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