空位濃度 的英文怎麼說

中文拼音 [kōngwèinóngdù]
空位濃度 英文
vacancy concentration
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 濃 : 形容詞1. （液體或氣體中所含的某種成分多; 稠密） dense; thick; concentrated 2. （程度深） （of degree or extent） great; strong
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 空位 : 1 （空著的位子） a vacant or unoccupied seat; void; vacancy 2 [固體物理] [物理學] [半] vacancy; b...
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate

    對稀溶液中溶質的固/液吸附體系，首次提出了根據吸附分子體積和實驗條件下吸附等溫線中的最大吸附量計算單位質量吸附劑的吸附體積或吸附空間的方法.此法適用於單層吸附，也適用於多層吸附和具有親水親油結構的表面活性劑分子的膠團吸附.由此，吸附質的表面相濃度cs具有真實濃度的含義，相應地，計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十二烷基三甲銨（ dtab ）和溴代十六烷基三甲銨（ ctab ）與羊毛纖維構成的液/固體系分配系數等，為溶質吸附的熱力學研究奠定了基礎
  2. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下，不同流速對熱管空氣預熱器壁面溫度的影響；然後對影響整個流場分佈的各種因素：包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬；最後提出在分流煙道轉彎處加裝導流板，並模擬加裝導流板后的流場分佈，得到下級空氣預熱器出口、熱管空氣預熱器進口處的斷面速度場分佈、濃度場分佈，以論證加裝導流板能達到流場均勻化的作用。
  3. This paper analyzes the fire danger factors for torching system and vent pipe, and addresses the key design matters of deployment, height, discharging capacity and automatic monitoring device of torch as well as the discharging gas concentration, installation position and security device of the vent pipe

    文章分析了火炬系統和放空管的火災危險因素，並從火炬的布置、高度、排放能力、自動監控裝置以及放空管的氣體排放濃度、安裝位置、安全裝置等方面，重點論述了火炬系統和放空管的消防安全設計要點。
  4. 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。
  5. It influences the miaow thiazole quinoline to lose slowly that the experiment is drawn the pharmaceutical loses slowly the factor of performance has temperature mainly, density, the membrane time in advance, and design many group ' s simulation systems for different influence of these three factors, is it is it should lose pharmaceutical to lose pharmaceutical slowly one positive pole type, lose performance is it is it form space location hinder after the membrane to absorb to come from mainly slowly slowly to appear to prove, thus isolated the carbon steel base body and corrode the medium

    實驗得出影響咪唑啉緩蝕劑緩蝕性能的因素主要有溫度，濃度，預膜時間，並針對這三個因素的不同影響設計了多組模擬體系，驗證出該緩蝕劑是一種陽極型的緩蝕劑，緩蝕性能主要來自於吸附成膜后形成空間位阻，從而隔離了碳鋼基體和腐蝕介質。
  6. If we can find a way to artificially enhance the adsorption of activated carbon, its benefits on economy and environment will be considerable. it is the aim of this work to investigate electrosorption of chloroform in water on granular activated carbon. the potentials on working electrode are controlled by potentiostat and the concentration of chloroform is measured by headspace gas chromatography

    實驗用恆電位儀作控制電源，調節工作電極電位（相對于參比電極電位）來控制加在活性炭上的電場，用頂空進樣法測定水中氯仿的剩餘濃度，參照方法與依據都是國家標準方法或國外先進方法。
  7. In manganite perovskites, substitution of divalent ions ( alkaline earth metals viz. ca, sr, ba ) in the a sublattice, introduces mn4 + ions or holes into the system. it is generally considered that the concentration of holes is equal to the concentration of divalent cations because of the charge compensation by controlled valencies

    在類鈣鈦礦型晶體結構中通過摻入二價堿土金屬（如ca ， sr ， ba ）可以在系統中產生mn ~ （ 4 + ）或氧空位，由價格補償的原理，理論上摻入的二價離子的濃度和氧空位的濃度相等。
  8. Special features for copying inputting originals auto paper select, auto scaling select, vertical horizontal independent anemographic magnification, final scale adjustment, copy density adjustment 7 degrees, scan start position adjustment, and copy position adjustment, top bottom bottom margin setting, mirror image, trimming, negative positive inversion, header, reference input, rotate image, sharpness, contrast, additional copy, scanning speed change

    自動用紙選擇，自動倍率選擇，縱向或橫向獨立縮放，倍率微調，復印濃度調整，掃描起始位置選擇，復印位置選擇，前後端空白選擇，消除框線，鏡像，正負片反轉，頁眉，參照列印，畫面偏轉，明兩度，對比度，追加復印，掃描速度選擇，電子分頁可選配置
  9. Ca, sr, ba ) in the a sublattice, introduces mn4 + ions or holes into the system. it is generally considered that the concentration of holes is equal to the concentration of divalent cations because of the charge compensation by controlled valencies. a number of publications exist in the literature on the synthesis of manganite perovskites

    在類鈣鈦礦型晶體結構中通過摻入二價堿土金屬（如ca ， sr ， ba ）可以在系統中產生mn ~ （ 4 + ）或氧空位，由價位補償的原理，理論上摻入的二價離子的濃度和氧空位的濃度相等。
  10. In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps

    在第z三章中；通過對比，分析了電流密度、陽極化時間、溶液濃度以及自i然氧化時間對多孔硅光致發光光譜的影響，認為在一定的范圍內，多i孔硅的發光峰位會隨電流密度的增大而藍移，要獲得較強的發光，需z要選擇合適的電流密度；隨著腐蝕時間的延長，多孔硅的發光峰位會i發生藍移；當f酸的濃度較小q ： 1 ）時，峰位隨濃度的增大表現為向i低能移動；而當f酸的濃度較大河山時，峰位隨濃度的增大則表現z為移向高能；多孔硅在空氣中自然氧化；其發光峰位發生藍移，而強i度隨放置時間的延長而降低。
  11. The particles aggregation was simulated using particle - cluster and cluster - cluster aggregation model. several type of floes was reached and its morphological characteristics was analyzed the fractal dimension, density and porosity of floes was studied by changing sticking probabilities, sticking position, particle number, particle concentration, difrusion coefficient and motion trajectory. the parameters by which special floes growth were determined. in the study of morphology, floes of yellow river ' s loess particles was observed by tv - microscope. its morphological characteristics were obtained by image analysis. the effect of fractal dimensions by stirring time strring speed, macromolecule flocculant dosage, flocculant concentration and particle concentration was studie. its rule of change was obtained. on the basis of other studies, the flocculation kinetics and floes structure was studied

    本文應用計算機模擬技術，在二維空間內採用單體凝聚和集團? ?集團凝聚兩種模型對顆粒凝聚過程進行了模擬，得到了多種形態的絮體，並對絮體進行了形態分析，通過改變粘附概率、粘附位置、顆粒數量、顆粒濃度、擴散系數和運動路徑等模擬參數，我們考察了絮體分形維數、密度和孔隙率隨模擬條件變化的影響規律，得到了形成特定形態絮體的控制參數。
  12. In this paper, the relationship of the thermal donor with point defects was investigated by injection of different concentration and distribution vacancy via 1250 ?, rtp preannealing in different gases ( n2 o2, ar ). the influence of rtf preannealing on generation at 450 ? and annihilation at 650 ? of thermal donors ( td ' s ) was not detected

    本論文通過不同氣氛（ n _ 2 ， o _ 2 ， ar ） 1250 30s高溫rtp預處理在矽片中引入不同濃度和分佈的空位，進而用四探針和擴展電阻研究450不同時間熱施主的生成特性和650熱施主的消除特性，從而確定熱施主和點缺陷之間的關系。
  13. Results showed : ( 1 ) cbt cell death in low tempratures is accompanied by characteristic changes, such as, reduced cell size, distorted nucleus, chromatin condensation and margination and cell ( cytoplasmic ) vacuolization ; cell mortality and ca2 * concentration increase along with time passed in low temperature. mitochondrial membrane potential and 02 increased at first, and then decreased. activities of sod decreased at first, followed by significant increasing and finally depressed

    結果表明： （ 1 ） cbt在低溫協迫下，細胞圓縮，細胞核變形，染色質濃縮且邊位，細胞質空泡狀；細胞死亡率隨處理時間的增加而增加；細胞內鈣離子濃度隨處理時間延長而遞增；線粒體膜電位差在低溫處理早期急速上升，隨后一直下降；細胞內超氧陰離子（ o _ 2 ~ - ）在低溫處理前期出現高峰，接著呈下降趨勢；細胞內sod活性在低溫處理前期減弱，接著上升，然後持續下降。
  14. Plasma characteristics of a rf ion source are investigated by emission spectroscopy. the spatiotemporal spectral line intensities of the first three atomic lines in hydrogen bahner series ( = 656. 28, 486. 13, 434. 05nm ) of rf ion source plasma, are measured with calibrated optical multichannel analyzer ( oma ). some plasma parameters, including electron temperature, hydrogen atom density and hydrogen ion density, are calculated and analyzed using partial local thermodynamic equilibrium ( plte ) theory and abel transform

    實驗採用絕對定標后的光學多道分析系統（ oma ）測定了離子源等離子體不同時間和空間位置的氫原子巴耳末譜線系中前三條譜線（ = 656 . 28 ， 486 . 13 ， 434 . 05nm ）的強度，並採用plte的理論和abel變換方法，計算出了高頻離子源等離子體的電子溫度、氫原子濃度、氫離子濃度等參數在放電的不同階段和徑向分佈情況，並進行了簡要分析。
  15. The spatial and temporal concentration of chlorophyll a in the lake varied very strongly, the concentrations in the sites located in xin ' an river and effected by human activity were raised obviously from april to august, and were much higher than those in other sites. monthly average concentration for the lake has the same tendency as the rainfall

    0月至次年的3月最低，千島沏個湖的葉綠素aff月平均濃度與月降雨顯變化趨勢極為相似：空間總體分佈卜，入湖口和易受人類活動影響的點位葉綠素a的含量明顯高於湖中心和出水口。
  16. Standard test method for determining concentration of airborne single - crystal ceramic whiskers in the workplace environment by phase contrast microscopy

    用相位顯微術對工作環境空氣中單晶陶瓷晶須濃度的測定的標準試驗方法
  17. Thus it is considered that the technique of dz formation by means of rtp may not be suitable for heavily boron - doping cz silicon. since the higher concentration vacancy could decrease the stress inducing by oxygen precipitates, the size of the oxygen precipitation with higher density was smaller in the hb si samples in comparison with the samples without rtp pre - annealing. moreover, as for the technique to generate dz by rtp in lightly boron - doping samples, it was found that the behavior of oxygen precipitation and dz was determined by the annealed temperature, followed annealing and ambient of rtf as well

    結果顯示，對于普通輕摻矽片能形成明顯的很寬的潔凈區的rtp預處理工藝，應用於重摻硼樣品時沒有潔凈區形成，所以rtp預處理獲得潔凈區的工藝不適用於重摻硼矽片，硼的大量摻雜對氧沉澱促進效果大於高濃度的空位對氧沉澱的洲排浙江大學碩士學位論文李春龍：直拉重摻硼硅單晶中氧沉澱的研究促進效果；大量空位的引入，有利於釋放氧沉澱生長過程的內應力，適當增加重摻硼樣品氧沉澱密度，減少其尺寸，並伴有層錯生成。
  18. 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。
  19. In te - rich cdte crystals, at high temperature cd vacancies were the dominant point defects, while at low temperature the concentrations of te anti - sites, te interstitials and cd vacancies were all very high

    富te的cdte晶體中，高溫下，晶內多餘te形成的原子缺陷主要是cd空位。低溫下，則晶內te反位原子、 te間隙原子和cd空位的濃度都很高。
  20. Effect of vacancy concentration on elastic constants of aluminum under high pressures

    高壓下空位濃度對鋁的彈性性質的影響
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