介質極化 的英文怎麼說
中文拼音 [jièzhíjíhuà]
介質極化
英文
dielectric polarization-
So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction
巖溶空間介質具有地上地下雙層結構,可溶巖造壤能力低,巖溶水空間分佈不均、地表地下水關系密切、水源易漏失,偏堿性環境、生物資源集聚程度低,植被逆向演替快、順向演替難,巖溶地質與生態環境十分脆弱,受到人為因素的影響和破壞,極易產生石漠化、土壤侵蝕與退化等一系列問題。First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field
首先,對液體介質的靜電霧化機理作了初步的探討,理論上分析了液體霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析,對于高電導率的液體,場致荷電和接觸荷電可以使其霧化,而對于電導率較低的絕緣液體,需用浸潤電極荷電和感應荷電方法使其充分帶電;最後,根據前面的研究分析,設計和組裝試驗裝置,在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化試驗,並對試驗結果進行分析處理,總結出液體靜電霧化與液體表面張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等,得出高壓靜電場中液體霧化的一般規律。However, several problems such as the field with multi - dielectric the field with thin electrode and how the program is realized and so on are uncounted with csm
然而, csm在處理多重介質、薄電極以及方法的程序化實現等方面尚存在許多問題。Conductive glass electrodes were modified with polyethylenimine ( pee ) and polyacrylicacid ( paa ) via electrostatic interaction ; and the electrochemical luminescence behavior of luminol on the modified electrodes was compared
摘要通過靜電相互吸引作用對導電玻璃電極表面進行聚乙烯亞胺和聚丙烯酸分子層修飾;比較了修飾電極對中性介質中魯米諾電化學發光的影響。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。Let us now consider polarizable bodies whose resistivities are similar to that of the geological environment.
現在我們來研究電阻率與地質介質相同的極化體。A novel low mechanical hysteretic ceramic capacitive pressure transducer has been made, by using of ceramic sealing technology ; integrate circuit ( ic ) technology and thick film plane fixing circuit technology. this transducer is made of a deformable ceramic diaphragm and a ceramic base plate, between which has an air cavum. a coaxial gold electrode was fired onto the diaphragm and the base plate
本文利用新型陶瓷技術、集成電路技術和厚膜平面安裝電路技術,採用零力學滯后的陶瓷和陶瓷密封材料進行設計製造了一種非充液乾式的電容式壓力傳感器,該壓力傳感器由較厚的陶瓷基體和較薄的陶瓷膜片構成,中間形成一空氣介質腔,在基座和膜片之間內置同軸的雙電極,組成兩個電容,當膜片承受壓力時發生位移,使電容量產生變化,經後置處理電路直接轉換為可輸出的直流電壓信號。In the first part of this paper, mn ( iii ) / mn ( ii ) couple in h2so4 was firstly applied as the positive couple to this system, i. e. redox flow cell. its chemical, electrochemical properties, redox kinetics and related parameters were characterized and discussed by rotating disc electrode ( rde ), cyclic voltammetry ( cv ), a. c. impedance ( a. c. imp ), chronoamperometry, tafel curve, and galvanostatic charge / discharge techniques. conclusions have been drawn as follows : 1. the electrochemical kinetics of mn ( iii ) / mn ( ii ) redox couple in 6. 3m h2so4 solution were studied by means of rotating disc electrode ( rde ) technique on platinum electrode
本文第一部分首次成功地將酸性介質中的mn ( iii ) / mn ( ii )電對應用於氧化還原液流電池這一新型儲能裝置的正極活性材料,通過旋轉圓盤( rde ) 、循環伏安( cv ) 、交流阻抗( a . c . imp ) 、恆電位階躍、 tafel實驗以及mn ( iii ) / mn ( ii )單電極的恆流充放電實驗,我們得出以下結論: 1 .在旋轉圓盤電極上,不同轉速范圍,不同的極化過電位, mn ( ) / mn ( )體系氧化還原電極過程的控制步驟不同,電荷傳遞、擴散傳質可分別或聯合成為控制步驟。The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change
結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素( ce 、 la 、 y 、 dy ) 、能量(超聲波、磁場)介入后,沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化,表現在:鍍液的陰極極化過電位和極化度降低,沉積速度提高;鍍層的結合力、表面質量改善;鍍層中過渡族元素的含量增加,輕元素硼的含量降低,同時證實了稀土元素與過渡族元素共沉積的可能性;鍍層的顯微結構由非晶態向微晶和多晶態轉變;鍍層的顯微硬度與耐磨性提高,力學性能優化;鍍層的矯頑力降低;磁導率提高;鍍層的磁化強度在能量(超聲波、磁場)和輕稀土元素ce 、 la介入后提高,重稀土元素y介入后降低。Corrosion action slope cable used in cable - stayed bridge in different corrosion medium such as synthesis sea water, solution nacl and simulation acid rain are studied by electrochemical method, for example, linear polarization, tafel extrapolation and ac impedance method
對此,本論文以人造海水、 nacl溶液、模擬酸雨作為腐蝕介質,針對不同類型的鋼絞線,採用線性極化法、 tafel外推法和交流阻抗法等電化學方法研究斜拉橋拉索結構中鋼絞線在不同介質中的腐蝕行為。Introduction cl21s are non - inductively wound with meatllized polyester film stacked as the dielectric electrode with copper - clad steel leads and epoxy resin coating
Cl21s為無感結構,用金屬化聚酯膜作電介質電極繞制而成,導線採用鍍錫銅包鋼線,使用環氧樹脂包封。Group division : experiments were performed in 3 different conditions, i. e., normal 4 medium, high k * stimulated medium, and ca2 + - free medium. hippocampal slices from a same rat were then divided into 3 treatment groups : control group ? lices were oxygenated with 95 % o2 / 5 % cc > 2 and incubated at 35 ~ 36 ? for 30min ; hypoxia group ? lices were oxygenated and incubated on the same conditions as the control group, then the mixture gases change into 95 % o2 / 5 % co2 - hypoxic condition were remained for lomin ; ginkgolide b preincubation group ? lices will be preincubated at the normal oxygenated medium containing loomm ginkgolide b, 10 min later, repeated hypoxic treatment
3實驗採用隨機區組設計,動物隨機分為三組,各組動物制備的海馬腦片分別進行三種不同介質的灌流實驗,即正常介質組、高k ~ +去極化組和無ca ~ ( 2 + )組;各組中由同一隻動物製成的海馬腦片再隨機分到三個不同的處理組,即:正常對照組、低氧組和ginkgolideb預孵育組。3. the solution for the distribution of potential internal the dielectric ellipsoid has been obtained by means of ellipsoidal coordinates, and has obtainted the expression of the polarization field strength in the dielectric ellipsoid, calculated the included angle value of polarization vector and the external field vector, making programe to compute to get the relation shetch between the included angle value of polarization vector and the external field vector and we have discussed the result and hold that the direction of polarization field strength with that of the external field don ’ t always strict antiparallel
二、討論了帶電粒子在均勻電磁場中的相對論運動規律。三、討論了在均勻電場中電介質橢球體的極化規律。證明了電介質橢球內的極化場強方向與外電場方向並非嚴格相反,只有當外電場與電介質橢球的某一主軸平行或者當橢球體三半軸的大小都相等時,極化場強方向與外電場方向才嚴格相反。Anti - corrosive life long pe is the inert material, besides few strong oxidants, may bear the many kinds of chemistries medium the corrosion
耐腐蝕壽命長pe為惰性材料,除極少數強氧化劑外,可耐多種化學介質的侵蝕。優異的The increase of the thickness of the non - polarization slab will decrease the average polarization and the susceptibility of the multilayer
雜質層的增厚會導致多層膜的極化和介電極化率的降低。For the first time, we investigate the effects of the non - polarization layer on the polarization and the dielectric susceptibility of a ferroelectric multilayer
我們首次研究了無極化雜質層對鐵電多層膜極化和介電極化率的作用。In the framework of the long - range interaction, we study the interfacial effects on the pyroelectric and dielectric susceptibility of a ferroelectric bilayer for the first time. we find that the quantum effect can lead to the disappearance of some of the peaks of the pyroelectric and susceptibility of the bilayer
我們首次在長程相互作用的框架內,考察了界面對雙層膜的熱電、介電等物理性質的影響,且量子效應的增強會導致鐵電雙層薄膜的熱電系數和介電極化率的某些峰的消失。If the position of the non - polarization slab shifts from the center to the surface, the number of the peaks of the susceptibility will change, and a step - like polarization curve is found. finally, two types of the dipolar defects are introduced into the lattice - based ferroelectric system
雜質層的空間位置的變化,如由中心對稱位置向表面方向移動,會導致多層膜的相變溫度升高,介電極化率由一個峰變為兩個峰,多層膜的極化隨溫度升高出現跳躍下降( step一likepolarization ) 。On the basis of construction technique of large diameter bored hollow pile of prestressing force concrete, through simulation test, this paper simulates the interaction of pile with side mediator and pile with end mediator respectively under different conditions of injected cement paste, analyses the changing regularity of ultimate skin friction in different depths and different mediators, and also studies the changing regularity of end resistance in different end mediators
本文在對大直徑鉆埋預應力混凝土空心樁的施工工藝分析研究的基礎上,通過室內模擬試驗,分別模擬樁與樁側、樁端介質不同注漿情況下的相互作用性狀,分析了樁側介質變化時不同深度處樁側極限摩阻力的變化規律和樁端介質變化時樁端承載力的變化規律。The alternating resistance method was adopted to test the moisture content of the fiber, the bathtub effect on the alternating conductivity, which insisted in the fiber, was verified, the sensitive frequency band of measuring the moisture content of the fiber was acquired, and the dielectric polarization theory was applied, the organism of the bathtub effect of the alternating conductivity of the fiber was gained
採用交流阻抗法測量纖維水分,驗證了纖維存在交流導電浴盆效應現象,找出了纖維水分測量的敏感頻帶,並運用介質極化理論,說明了纖維交流導電浴盆效應的機理。第三章新型纖維水分快速測試儀設計:運用纖維交流阻抗特性,設計了新型纖維水分快速測試儀。分享友人