electrical concentration 中文意思是什麼

electrical concentration 解釋
電選法
  • electrical : adj. 1. 電力的，電動的，發電的；電氣科學的。2. 令人激動的，緊張的，驚人的。adv. -ly ,-ness n.
  • concentration : n. 1. 集中。2. 【化學】提濃，蒸濃，濃縮；濃度；稠密度；【礦物】汰選，選礦，富化。3. 集中注意，專心。
  1. Its current products include : top oscillation electrical precipitator, side electrical oscillation precipitator, magnetism controlled static electricity precipitator, wet electrical precipitator, honeycomb electric catching tar instrument, high - pressur silicon rectifier equipment and plc low - pressure controlling system, blast furnace gas impulse precipitator, high concentration pulverized coal collector, coke oven and boiler flue gas low pressure impulse precipitator, blower fan inhaler, crossing piping gas cooler, high temperature fume cooler, gyre - orientation impulse hop - pocker and all sorts of molded sections

    目前主要產品有：頂部振打臥式電除塵器、側部振打電除塵器、磁控靜電除塵器、濕式電除塵器、蜂窩電捕焦油器、高壓硅整流裝置及plc低壓控制系統、高爐煤氣脈沖除塵器、高濃度煤粉收集器、焦爐及鍋爐煙氣用低壓脈沖除塵器、風機空氣過濾器、橫管式煤氣冷卻器、高溫煙氣冷卻器、回轉定位脈沖大布袋及加工各種冷彎型鋼。
  2. We measured the samples " electrical properties ( square resistance, square carrier concentration, carrier mobility and hall coefficient ) at room temperature by hall measurement. the experimental results revealed that all the samples are p - type, with increasing the annealing temperature, the carrier mobility increased and the square carrier concentration decreased. these changes in electrical properties are explained by a decrease in the number of mn acceptors because of the forming of mnas phase and the resuming of lattice defects during annealing

    所有樣品均為p型導電類型；發現在650到850溫度范圍內，隨著退火溫度的升高，樣品的方塊載流子濃度呈下降趨勢，而載流子遷移率呈上升趨勢；這是由於在退火過程中，隨著退火溫度的升高，有更多的mn參與mnas相的形成，使得以替位受主形式存在的mn減少，並且晶格缺陷得到恢復所致。
  3. Pure cdte films have high electrical resistivity and are slightly p - type, due to the formation of cd vacancies in the cdte lattice acting as acceptor centers. the sheet resistivity of films are about 1010 ? / ?. the sheet hole concentration is 105 - 6 / cm2 and the hall mobility is about hundreds cm2 / v. s. the structural and electrical properties of cdte films doped te are markedly different from pure cdte films

    ，面載流子濃度約105 - 6 / cm2 ，載流子遷移率為幾百cm2 / v . s ；摻雜te元素后，薄膜衍射峰強增大，薄膜結構上出現了第二種相成分?六方結構的te ，由衍射峰強判斷該相比例較小，同時cdte薄膜的衍射峰向低角度偏移，晶格< wp = 5 >常數增大。
  4. This charged fiber can be directed or accelerated by electrical forces and then collected in mats or other useful geometrical forms. the diameters of electrospun fibers are in the range of tens of nanometers to several micrometers. in this paper, polyacrylonitrile ( pan ) nanofibers are made by electrospinning pan / dimethylformamide ( dmf ) and pan / dimethylacetamide ( dmac ) with adjusting the main process parameters including electrostatic voltage ( 20 ~ 50kv ), sprinkler aperture ( 0. 5 ~ 0. 8mm ), collection distance ( 15 ~ 25cm ), solution concentration ( 6 wt % - 14 wt % )

    本文主要對聚丙烯腈（ pan ）二甲基甲酰胺（ dmf ） 、 pan二甲基已酰胺（ dmac ）體系進行電紡絲，調節靜電壓（ 20 50kv ） 、噴頭孔徑（ 0 . 5 0 . 8mm ） 、接收距離（ 15 25cm ） 、溶液濃度（ 6wt 14wt ）等過程參數，制得pan納米纖維，纖維平均直徑在200 1000nm ；詳細分析了過程參數對纖維細度、形態等的影響，認為高聚物溶液濃度及靜電壓對纖維細度有決定性影響，其它過程參數如接收距離、噴射孔徑、紡絲溶液溫度、溶液電導率等的調整應以這兩參數為基礎進行。
  5. Multiple electrical stimulations induced higher rates of activation, cleavage and developmental of blastocysts than single one. 3 continuous electrical stimulations ( 10min, interval ) obtained higher rates of activation and developmental than 2 times and 1 time ( 89. 58 %, 20. 59 % vs70. 83 %, 11. 54 % and 60. 42 %, 14. 28 % ; p < 0. 05 ). ( 2 ) ca2 + in electric medium was crucial to mouse oocyte activation when stimulated with electrical pulses. oocytes were activated more easily in a medium with ca2 + than in one without ca2 + by electrical stimulations, but free calcium concentration in electric medium did not affect the activation efficiency of oocytes ( p < 0. 01 )

    脈寬進一步增加並不能繼續升高卵母細胞的激活率；卵母細胞的激活率也隨激活次數的增加而升高，卵子經多次激活處理后，激活率、卵裂率和囊胚發育率都明顯升高，本實驗採用3次連續電脈沖（每次間隔10min ）處理卵子，得到的激活率和囊胚發育率（ 89 . 58 ， 20 . 59 ）顯著高於1次（ 60 . 42 ， 14 . 28 ）和2次處理組（ 70 . 83 ， 11 . 54 ， p 0 . 05 ） 。
  6. Secondly, we measured the electrical properties of the ion - implanted samples by hall method ( square carrier concentration, square resistance and carrier mobility ). after comparing and analyzing, we can know that the electrical properties were affected by the difference of mn dose, the implantation of c and the annealing temperature

    其次，利用霍爾測試方法測量了每種離子注入樣品的電性質（方塊載流子濃度、方塊電阻及載流子遷移率） ，通過比較分析了解到mn元素注入劑量、 c元素的注入以及退火溫度的不同，都會對樣品的電性質產生影響。
  7. The magnitude of the conductivity maximum increases and shifts to lower temperature with increasing sr content. in this paper, the electrical conductivity reaches maximum value at x = 0. 4. below the temperature corresponding to the maximum value, the electrical conductivity is found to follow the relationship for the small polaron hopping mechanism, charge compensation of oxygen vacancy dominates electrical conduction at high temperature, and oxygen vacancy acts as traps to catch carriers, resulting in the decrease of carriers concentration and mobility

    通過電學和熱學性能測試結果表明，電導率隨著sr含量的增加以及溫度的變化都出現了極大值，在本論文中，在sr含量為0 . 4時電導率值最大，電導率最大值對應的溫度隨著sr含量的增加而降低，這是由於在低溫下以小極化子導電機理為主，在高溫階段則是氧空位的電荷補償占據主導作用，氧空位使得載流子的濃度和可動性減弱，從而導致電導率降低。
  8. The results indicate that with increasing the thickness of fes2 thin films, the electrical conductivity, the carrier concentration and the absorption coefficient decrease

    結果表明，隨著薄膜厚度的增加， fes2的電阻率升高，載流子濃度下降，在高吸收區fes2薄膜的光吸收系數也呈下降趨勢。
  9. In this paper theoretical and experimental studies are carried out on cross correlation techniques using electrical capacitance sensors applied to non - intrusive restrictive velocity and mass flow rate measurement in a cyclone separator. the mass flow rate is determined from two parameters, namely the solids velocity and the volumetric concentration

    本文同時將電容層成象和相關技術結合，採用雙層電容傳感器測量了旋風分離器料腿中固體顆粒的斷面濃度分佈，同時得到了固體顆粒沿軸向和周向的二維速度。
  10. The major contents include the emission and distribution of aerosol, brownian motion and diffusion, coagulation, condensation and evaporation, electrical properties, optical properties, measurement of concentration, dry and wet deposition, aerosol chemistry, and climate effect of aerosol

    主要內容包括氣溶膠的排放和分佈、布朗運動和擴散、碰並凝結和蒸發過程、電學和光學特性、氣溶膠測量、干濕沉降、氣溶膠化學以及氣溶膠氣候效應。
  11. The influence of sulfidation pressure on microstructure is insignificant. the electrical resistivity is lower because the carrier concentration is very higher for the films annealed at lookpa sulfidation pressure

    硫化壓力的變化對薄膜的組織結構影響不明顯，當硫化壓力為100kpa時，薄膜具有較高的載流子濃度及較低的薄膜電阻率。
  12. Fe layers of different thickness have been converted to fes2 thin films by thermal sulfidation. the influence of the thickness on the crystal structure, electrical resistivity, carrier concentration, absorption coefficient and energy gap of fes2 thin films have been investigated

    採用硫化不同厚度的fe膜制備了不同厚度的fes2薄膜的方法，研究了不同厚度fes2薄膜的晶體結構、電阻率、載流子濃度、光吸收系數以及禁帶寬度。
  13. With the introduction of the dopants, the effective mass of carriers was changed and the seebeck coefficient was increased. at the mean time, the dopants reduced the forbidden energy gap, which changed the carrier concentration and thus increased electrical conductivity. by calculating the forbidden energy gap and electrical conductivity of mg2si specimen doped with different amount sb, the mechanism of transference changed abruptly at 625k

    在mg _ 2si熱電材料基體中摻雜te 、 sb元素后，在結構中引入了缺陷，增大了體武漢理工大學博士學位論文系中載流子有效質量，提高了seebeck系數;降低了體系導電活化能，提高了電導率，同時也降低了熱導率。
  14. The sheet resistivity dramatically decreases to 106 ? / ?. the sheet hole concentration increases about 109 / cm2 order of magnitude and the hall mobility increases too. te doping changes < wp = 7 > cdte thin films into good p - type semiconductor and improves electrical properties of the films

    ，面載流子濃度增大到109 / cm2的數量級，遷移率亦增大到104cm2 / v . s ，摻雜te元素改善了cdte薄膜的電學性質，使其變為良好的p型半導體。
  15. Workplace atmospheres - electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - performance requirements for apparatus used for measuring concentrations well above limit values

    工作場所空氣.有毒氣體和蒸氣的直接檢測和直接富集測量用電氣設施.大大超過極限值的濃度測量用設備性能要求
  16. Workplace atmospheres - electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - performance requirements for apparatus used for measuring concentrations in the region of limit values

    工作場所空氣.有毒氣體和蒸氣的直接檢測和直接富集測量用電氣設施.極限值區域中濃度測量用設備性能要求
  17. Workplace atmospheres - electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - part 3 : performance requirements for apparatus used for measuring concentrations well above limit values

    工作場所空氣.有毒氣體和蒸汽的直接監測和直接濃縮測量使用的電氣裝置.第3部分:測量極限值以上的濃縮井用的裝置的性能要求
  18. Workplace atmospheres - electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - part 2 : performance requirements for apparatus used for measuring concentrations in the region of limit values

    工作場所空氣.有毒氣體和蒸汽的直接監測和直接濃縮測量使用的電氣裝置.第2部分:用於測量限定值范圍內的電氣裝置的性能要求
  19. Dust emission of technical equipment - evaluation of the emission of airborne hazardous substances - part 2 : determination of the pollutant concentration parameter, test bench method, handheld electrical wood working machines

    技術設備的粉塵排放.氣載危險物質的排放估算.第2部分
  20. The experimental results showed that firstly, the distribution of resistiveity, mobility, carrier concentration, epd and ab - epd in gaas substrate was not uniform ; secondly, the distribution of electrical parameters depended on that of epd and ab - epd ; thirdly, mesfet devices performance correlated with ab microdefects ; last, as shown by pl mapping results, it is substrate with better parameters quality that could provide more chance to fabricate good mesfet devices

    實驗結果表明， lecsi - gaas的電阻率、遷移率、載流子濃度、位錯密度和ab微缺陷分佈都不是均勻的，且電參數的分佈與ab - epd 、位錯密度分佈有關。製作的mesfet器件的性能參數分佈與ab微缺陷有明顯聯系。從plmapping測量結果可以看出材料的襯底參數好，則pl譜的強度高， pl譜均勻性也好，器件參數也好，就有可能製作出良好的器件與電路。
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