電通量密度 的英文怎麼說

中文拼音 [diàntōngliáng]
電通量密度 英文
dielectric density
  • : 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...
  • : 通量詞(用於動作)
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 通量 : [物理學] flux; shower
  1. This paper explains the effective encouraging mechanism of electrovalence at present, analyses the close relationship between the primary transformer capacity for electric power using in the enterprise and the basic electricity expenses and the electricity in peak time, the relationship between the power factor and the electricity expenses per degree. the ways and measures of reducing electric cost and decreasing electricity expenses expenditurze are proposed

    過闡述現行價政策的有效激勵機制,分析了企業用主變壓器容與基本費和峰谷分時用及企業功率因數與費的切聯系,提出了企業降低用成本、減少費支出的途徑和措施。
  2. The experimental results show : the flattop phenomenon on the diode voltage pulse was very apparent for using the carbon fiber cathode, that is to say, the pulse duration of the diode voltage was widened ; moreover, under the condition of the same power of microwave, the pulse duration of the out - put microwave was prolonged by about 30 % ; the peak power of the microwave was enhanced by 3db

    過在裝置上做的兩種陰極的對比實驗,結果顯示:碳纖維陰極的使用,改善了子束質,使輻射微波的脈寬增加了30 %以上,輻射主瓣方向上的功率提高了3db以上,頻譜分佈較純凈,實現了微波的高效輸出。
  3. The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser

    大功率半導體子阱激光器是一種性能優越的發光器件,具有壽命長、閾值低、效率高、亮高以及良好的單色性、相干性、方向性等特點,廣泛應用於軍事、工業加工、信及信息處理、醫療保健等領域。材料的外延生長是整個激光器器件製作的基礎,對器件的光學和學性能有著重要的影響,生長不出優質的材料體系,獲得高性能的器件就無從談起,因此,材料的外延生長便成為了整個半導體激光器製作過程之中的重中之重。
  4. The animal experiment is carried out in the first hospital of shanghai through renovating the injured nerve of the rats. four projects are used in this experiment : the conduits coated with pgla, the conduits coated with chitosan, the conduits coated with chitosan adding bridge - yarn and self - nerve migration. after 12 weeks, we observe and analyze the thickness of marrow theca, the diameter of axone, the density of regeneration nerve and then do electromyography and statistics analyzing, finding out that the third conduits have the best recovering effects on the injured nerve, close to the self - nerve migration

    因此我們選用加筋結構神經導管進行動物實驗。本課題動物實驗在上海市第一人民醫院進行,分別過加筋結構塗pgla導管、加筋結構塗甲殼胺導管、加筋結構塗甲殼胺並加載縫芯線導管和自體神經移植四種方案對大鼠進行損傷神經修復實驗。在術后12周對四種方案再生神經的髓鞘厚、軸突直徑、數進行觀察分析,並進行肌圖檢測和統計學分析。
  5. From the model, we can solve and gain the values and change orders of charging current, charging voltage, discharging current, discharging voltage and inductive current. after that, the electromagnetic fields can be created from two circuits " currents, and their magnetic rector and flux can be simulated from ansys solver

    用ansys multiphysics模塊求解出充流、充壓、放流、放壓和感應流以及這些參數隨時間變化的規律:然後利用兩個迴路的流耦合出磁場,並模擬出磁矢、磁
  6. The high - density hong kong environment is ideal for the use of escalators and travellators. for instance they may be used to cope with large numbers of pedestrians and speed - up long - distance links to railway stations and ferry terminals

    香港的高環境很適宜使用扶手梯及自動行人道,這些設施可應付大的人流,讓行人快捷地往鐵路車站或渡輪碼頭。
  7. We also studied the dynamic characteristics of cf / cu ( c ) - cu composites, the results show that, by the method of graphite is coated with copper, the coefficient of friction and the wear rates remarkably decreased. with the increase of the copper coated carbon fiber content, the wear rates of cf / cu ( c ) - cu composites is notably decreased, while the coefficient of friction is increased. with the increase of electric current density, the wear rate of cf / cu ( c ) - cu composites is increased

    研究發現,碳纖維鍍銅石墨-銅復合材料的摩擦磨損性能與碳纖維含存在一最佳值,當碳纖維含為0 . 6時,其摩擦磨損性能最好;對于不同下的磨損性能的比較可以發現,磨損時的摩擦系數要小於機械磨損時的摩擦系數,碳纖維鍍銅石墨-銅復合材料的摩擦系數隨增大先減小而後增大,在為15a cm ~ 2時達到最小值;磨損要遠大於機械磨損,且隨著增大,磨損增加。
  8. A method is proposed to construct a localized active functional space from the density matrix of a large system. the large system is partitioned into central and surrounding areas. the active functional space is mainly localized on the central area. it contains all basis functions centered at the central area and all the orbitals which consist of the basis functions localized in the surrounding area and interact with the basis functions in the central area to a certain extent. an integral number of electrons are involved in the localized active functional space which can be considered as a relatively independent subsystem in the large system and for which formally isolated quantum chemical calculations can be performed. the related program has been coded and is checked through calculating the number of 4

    報道了從大體系的矩陣出發構造定域于指定局部的活性泛函空間的方法和程序。將大體系劃分為中心區和環境區,活性泛函空間包含中心區的基函數及與其有相互作用的環境區軌道,容納整數個子,構成大體系的一個相對獨立的子體系,可以在其中進行獨立的子化學計算。過計算鑭系氯化物和水合離子的4
  9. According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography

    第二章首先以xyz - 1型化學抑制柱為例,分析了化學抑制柱的抑制過程得出影響抑制容的主要因素主要是抑制柱的流效率和離子交換膜的極限,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高流效率,在常情況下流效率可達到90以上;在選用同種離子交換膜的前提下,可過增加離子交換膜的有效面積達到提高極限流的目的從而提高抑制柱的抑制容,因此提出了多級抑制的概念並據此研製了共極式高容化學抑制柱,該抑制柱最高可將流速為1 . 0ml / min ,濃為200mmol / l導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為導率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確等優點。
  10. For maximum precision the thermal measurements are usually made electrically.

    為了獲得最高的精常用的方法來進行熱測
  11. With a careful theoretical analysis various physical parameters such as the gas density, temperature, and pressure, and the ultraviolet and ionizing radiation fluxes can be derived.

    過仔細的理論分析,可以推導出如氣體、溫和壓力等各種物理參,以及紫外輻射和離輻射的流
  12. Researching and analyzing on the test results of the influence of atmospheric parameters on outer insulation discharge voltage and its various emendation methods, it can be concluded that : with the change of relative air density, its humidity ratio h / ? will also change even though the absolute vapor mass ( absolute humidity h ) of the air is constant. consequently, the influence degree of the humidity on the discharge voltage should change, too

    本文過對以往的大氣參數對外絕緣放壓影響的試驗成果及各種校正方法的研究分析認為:隨著相對空氣的變化,即使空氣中所含水氣的絕對質(絕對濕h )保持恆定,其比濕h也會變化,必然地,濕對放壓的影響程也會變化。
  13. And the subroutine is developed to add the periodic condition in the commercial 3d fem software. 3d electromagnetic field analysis is done to analyze the magnetic flux distribution in the tfpm. base on the field analysis, the mathematical model is given

    採用簡化的三維磁場計算方法對橫向磁永磁機內部磁分佈進行了研究,計算了各部分的磁分佈和漏磁的走向,得到了機的空載漏磁系數及空載反動勢以及主要的漏磁
  14. Furthermore, the growth and the study of self - organized quantum dots structures become more and more important recently, and the application of self - organization technique become wider and wider in this thesis, we address the theory of film growth and the growth technique firstly more, the ways and characteristics of surface detection are prescribed we mainly report the growth process, results and discuss of self - organized quantum dots structures in the a12o3 substrates by s - k mode using ecr - mocvd, in the espd - u device the growth art of ain epilayer which is the preliminary foundation of self - organized gan / ain quantum dots structures, including the substrate cleaning, nitridation, the growth of buffer and the growth of gan and ain epilayer, is discussed we deliberately compare the test result of rheed xrd and afm and achieved the optimalized condition of ain at last we have successfully realized the growth of ain which is much smooth and better crystal quality moreover, we grow the self - organized gan / ain quantum dots structure in s - k mode because the limits of the heater temperature, we can not grow the atom - smooth epilayer of ain until now so we could not grow better quantum dots which have small diameter and big density but the self - organized quantum dots structures with better quality will be realized successfully if the substrate temperature is increased the thesis study belong to my tutor subject of national nature science foundation ( 69976008 )

    本論文主要論述了在espd - u裝置上,採用子迴旋共振等離子體增強mocvd ( ecr - pamocvd )方法,在藍寶石襯底上過s - k模式自組裝生長gan aln子點結構的生長工藝、結果及討論。而重點分析了自組裝生長子點之前的aln外延層生長工藝,包括襯底清洗、氮化、緩沖層的生長和gan 、 aln外延層的生長;過高能子衍射、 x射線衍射和原子力顯微鏡測試,並且對這些測試結果進行了詳細的比較研究,得出了較優化的工藝條件,生長出了晶質較好、表面較平整的aln外延層;進而採用s - k模式自組裝生長了gan aln子點結構。由於實驗裝置加熱爐溫的限制,我們沒有能夠生長出原子級平滑的aln外延層表面,因而沒能夠生長出比較大和直徑比較小的子點。
  15. The corrosion potential was the biggest and the corrosion current was the smallest one when the concentration of super - 3900 was 0. 5 % ; the corrosion potential was increased with the addition of mps - dl, but the smallest corrosion current is under 0. 01 % mps - dl. the rust time was the longest one when the concentration of super - 3900 was 0. 5 % as well as mps - dl was 0. 01 %. it was increased as a peak curve with al2o3 concentration in plating solution and ph value increased gradually with cathodic current density ; the corrosion weight

    過測tafel曲線可知,在super - 3900濃為0 . 5 % (相對于鍍液的體積百分含)時獲得的鍍層腐蝕位最正,腐蝕最小;隨著鍍液中mps - dl含的增加,獲得的鍍層的腐蝕位逐漸正移,在濃為0 . 01 % (相對于鍍液的體積百分含)時腐蝕最小。
  16. Piezoelectric sensing technique has been applied to many fields, including analytical chemistry, life science, environmental monitoring and surface sciences because of it ' s small size, high sensitivity, simplicity, low power consumption and broad sensing spectrum. piezoelectric immunosensors possess high selectivity provided by antibodies or antigens and sensitivity response directly to the mass change of proteins. immobilization technologies of biomolecules are of paramount importance in order to preserve their biological activity

    免疫傳感技術利用壓晶體與抗原抗體特異性免疫反應結合的特徵,常在壓石英晶體表面先固定抗原(抗體) ,響應溶液中抗體(抗原)引起的質和粘等性質的變化,它兼具有壓響應的高靈敏性和生物化學反應的高特異性。
  17. Nano - sacle coo is apt to dissolve in the electrode homogeneously, and better conductive net of coooh come into being, thus contribute a lot to the procedure of the activation. the electrode with nano - scale coo and cnts shows higher discharge voltage and higher discharge capacity. nano - scale additives can improve the specific capacity of the electrode, the volume specific capacity and the mass specific capacity of the electrode with nano - scale coo are 784mah / cm3 and 224mah / g, respectively

    結果表明:添加劑為納米coo的極的活化性能最好,納米coo相對于普coo能更加均勻的分佈在鎳極內,也更易溶解、反應生成coooh導網路,從而加快了鎳極的活化進程;添迦納米coo和添加cnts的極片具有較高的放位和較大的放,納米添加劑能有效提高鎳正極活性物質的放效率和利用率;納米添加劑可以有效地提高鎳正極片的容,其中添迦納米coo的極片體積容達到784mah cm ~ 3 ,質達到224mah g ;添加cnts的極片體積容達到778mah cm ~ 3 ,質達到223mah g 。
  18. In order to explain the phenmena, two supposes of " hole " and " polar - group rupture " are proposed, according to the tests of ir, density, refractive index, conductor volume resistivity, the aging model of pmma is confirmed likely

    過其他實驗(如紅外光譜、測、測折射率、測體積阻率)的相互對比,基本上肯定了有機玻璃「極性基團斷裂」的熱老化模型。
  19. Abstract : this paper describes the thermal effects of a coaxial rf - excitedco2 laser , based on the balance equations of electron density and energy , current continuity equation , and heat conduction equation. depende ncies of the spatial distributions of gas temperature on some discharge parameters arediscussed

    文摘:過求解放等離子體中的帶粒子和能的平衡方程、流連續性方程以及熱傳導方程,研究了同軸射頻( rf )激勵co2激光器中放混合氣體的溫效應,分析了有關放參數對溫分佈的影響。
  20. Specifications for magnetic flux density and electric field strength meters - 10 hz to 3 khz

    場強計的規格. 10hz - 30khz
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