電子高度表 的英文怎麼說
中文拼音 [diànzigāodùbiǎo]
電子高度表
英文
electric capacity altimeter- 電 : 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...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 電子 : [物理學] [電學] electron
- 高度 : altitudeheightelevation
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This product is the newest filming technique, the latest achievement of usa electronic magic, it utilizes decomposition principle of electronic material to form a positive negative ions film on the surface of car coating, which has high water repellency and makes the surface of coat has more than 95 % brightness of mirror surface, lt has preeminent performance on weathering resistance, ageing resistance, oxidation resistance static resistance and wear resistance, with the force of charged ions, this product can easy removes the dirt, water drop acid rain and grease on the surface of the film and perennially and effectively protect coat surface, lt is the fourth generation car beauty and protective product which replaces glaze sealing products
本品屬于當今最新的鍍膜技術,屬美國電子工學魔法的最新成果,它利用電子物質的分解原理,在車漆表面生成持有高撥水性的正負離子覆膜,使漆面光亮度可達鏡面光澤的95 %以上,並具有超強的耐候性、抗老化、防氧化、防靜電、耐磨性極好的功能,它利用電離子的力量,可輕松彈去覆膜表面的污垢、水滴、酸雨、油脂等,平時只需清水沖洗,便可立即使之恢復離子效應,達到長期保護漆面的目的,是取代封釉的第四代汽車美容保護產品。We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center
我們分別以苯、二苯乙烯、噻吩為中心,氨基、二苯氨基和二乙氨基為電子給體,硝基為電子受體組合形成的分子為研究對象,在從頭計算的水平上用密度泛函理論計算了這些分子在低激發態下的單、雙光子吸收強度,重點研究了分子的長度、中心和給體的供電子能力對分子單、雙光子吸收的影響。研究結果表明,分子長度與單光子吸收強度之間有密切關系,而在雙光子吸收中這種關系較弱;中心在雙光子吸收中具有重要的作用;在中心和受體一定的情況下,增加給體的供電子能力,可提高雙光子吸收強度。The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l
快速電解獲取高濃度na _ 2feo _ 4溶液的方法,主要包括四個方面:採用兩陰極室夾一厚度較小的陽極室的隔膜(或離子膜)電解槽;使用比表面積較大的鐵網陽極;保持陽極室中有適宜濃度的濃naoh溶液;採用較低的電流密度和較高的電解速度。具體工藝參數是: 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。A highly efficient numerical algorithm by using multi - grid method ( mgm ) is introduced to solve the three dimensional field distribution in the present paper. formulae of the restriction and prolongation in mgm computation is deduced, and a 3d program of mgm is accomplished, which can solve the field distributions in electron optical systems for various electrostatic lenses. the 3d field distribution in an electrostatic concentric spherical model is tested with mgm algorithm and an algorithm based on finite difference method ( fdm ) respectively. comparing these two results in view of computational efficiency and computational accuracy, it appears that mgm is superior to fdm in solving electrostatic field distribution for the electron optics problem. this paper shows that the 3d field computation using mgm greatly improves the computational efficiency of field distributions in electron optical systems and shortens the computational time
本文將一種高效率的數值計算方法? ?多重網格法引入三維靜電場分佈的計算,多重網格法利用限制和延拓可迅速求得滿足精度要求的場分佈.研究了求解各種靜電透鏡電子光學系統三維場分佈的多重網格法程序,驗算了靜電同心球模型的三維場分佈.通過與目前在場計算中常用的有限差分法進行比較,可以看出多重網格法的計算效率和計算精度優于有限差分法.本文表明利用多重網格法計算三維場大大提高了場分佈的計算效率,縮短了計算時間,因此為后續計算打下了良好的基礎By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent
最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。Dds951 series electronic single - phase electric meter is the most advanced static electronic meter in china. the meter designs use large - scale intergated circuit. high reliability step motor, it can the ac single - phase active energv voltage rating : 220v : frequency 50hz, positive and negative two directions and accumulates in one direction. the test singnal is isolated by phototransistor : it also has the function of anti - fraud, and indicates it s operation situation on flash light, so it could be managed very easy
Dds951單相電子電能表,是金雀儀表公司開發的新型電度表。該產品是採用規模專用集成電路,高可靠性步進電機等先進技術製造的國內最新電能試題新產品,用來計量額定電壓為220v ,頻率為50hz的交流單相有功電能,該產品能夠精確計量正負兩方向的有功電能,且以同一個方向累計。After the stolon had suffered from severing disturbance, clonal ramets could keep photosynthetic organ from being damaged through the plastic responses of the chlorophyll fluorescence traits, such as increasing nonphotochemical quenching of chlorophyll fluorescence ( npq ), decreasing actual photochemical efficiency of ps ii in the light ( f / fm " ) and photochemical electron transport rate ( etr ). moreover, the clonal ramets could also increase water use efficiency by means of decreasing stomatal conductance
在匍匐莖受到切斷干擾后,臭柏能通過提高非光化學猝滅( npq ) 、降低ps實際光化學量子產量( f fm 』 )和表觀光合電子傳遞速率( etr )等葉綠素熒光特性的可塑性反應來保護小枝光合機構不被破壞,並且可以降低氣孔導度以提高水分利用效率。At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers
本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定,對12種乾燥藥材的性狀進行了描述,提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉,萌發孔有3孔型, 3溝型和3孔溝型三種類型;表面紋飾包括網狀紋,條狀?網狀紋,條狀紋和瘤狀紋四種類型。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析,並進行方法學研究,結果表明,同種植物莖上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直徑的比值slf值,種間有顯著差異,每種都有相對恆定范圍值。For a class of series - wound active power line conditioner the design approach law of a new fuzzy integral sliding mode variable structure control is presented. this method adjusts power electronic switch in order to achieve anticipated balance volt, finally makes active power line conditioner not only possess good robustness of variable - structure control and decrease vibration to the most but also increase the steady state precision. series - wound aplc adopted this control method possesses good dynamic and steady state performance
針對串聯型有源電網調節器運用變結構控制策略,調節電力電子開關模式,以獲得預期的平衡電壓,對串聯型有源電網調節器提出了模糊積分變結構控制方法,使串聯型有源電網調節器既保持了常規滑模控制強魯棒性的優點,又減弱了滑模控制的抖振,提高了系統的穩態精度,使系統具有良好的動態和靜態性能,模擬試驗表明該控制策略是一種十分有效的控制方法。Effects of different calcium concentration on ca2 + in ca2 * - sequester ing organelles of photoreceptor cell in penaeus monodon fabriciu by the combined oxalate - pyroantimonate technique, we observed the subcellular distribution of calcium in the photoreceptor cells of penaeus monodon fabricius, by changing the extracellular calcium concentration. the result showed that, in vitro, in presence of 50mmol / l, the quantity of calcium antimonate deposit in the multivesicular bodies, pigment and lamellar body were more than that of photoreceptor incubated in lower calcium solution, which contained 50mmol / l egta. in higher calcium solution, we ecu id not f i nd the depos i t in the mitochondr ia, but in lower calcium solution, there was a little deposit in the mitochondria
學位論義小同ca卜濃度對斑節對蝦光感受器的形響3 .外界不同鈣離子濃度對斑節對蝦光感受器細胞內所儲存的鈣離子的影響應用草酸一焦銻酸鹽結合的沉澱技術研究斑節對蝦光感受器細胞在不同ca之『濃度條件下胞內儲存的ca2 +變化,其電鏡觀察表明:在高鈣溶液培育后,細胞內的多囊體、色素顆粒、板膜體中都存在大量的焦銻酸鈣沉澱的黑色顆粒,線粒體中未發現沉澱;在生理溶液培育后,線粒體中出現沉澱,而其他caz +儲存器中焦銻酸鈣沉澱的黑色顆粒大量減少。Highest insulation resistance and low dielectric loss under severe humidity conditions, for use in electronic insulators, telecommunications apparatus and meters. it s also suitable for cold punching, carbon printed, and vr used
高度級電氣絕緣性,耐濕性特佳,製造電氣絕緣電子絕緣器通信及電表等配件,適于冷沖打拔加工碳膜印刷電板及vr使用電木板。Besides, the growth of gasb expitaxy film was monitored by reflection high energy electron diffraction ( rheed ). the rheed images and intesity oscillation are collected by computer system. it showed that the gasb film prepared in 400 was amorphous and it became monocrystalline when the temperature rose to 500. atomic force microscope ( afm ) was applied to analyse the surface morphology of the films which were grown in diffrent growth rates or substrate temperature. the analysis were compared to simulation results. the experiment results indicated it was easy to form clusters when the rate of growth is high or
此外,本文通過反射式高能電子衍射( rheed )監測了gasb外延薄膜的生長,利用rheed強度振蕩的計算機採集系統實現了rheed圖像和rheed強度振蕩的實時監測。實驗發現在400生長的gasb薄膜為非晶態,溫度升高到500薄膜轉變為單晶。利用原子力顯微鏡對不同生長速率和襯底溫度生長的gasb薄膜的表面形貌進行觀察分析,並與模擬結果進行比較。This paper studies the application of inductively coupled plasma ( icp ) technology to the etching compound semiconductor insb - in film. by means of single probe and double probe, the ion density and electron temperature of chamber ( 30mm and 50mm in height respectively ) under varied process condition were diagnosed. the spatial distribution of the axial position of the two parameters and the varied curve that the two parameters varies with the power and air pressure are obtained
利用單探針和雙探針診斷30mm高反應室和50mm高反應室在各種工藝條件下的離子密度和電子溫度,得到這兩個參數在反應室軸向位置的空間分佈、隨功率和氣壓的變化曲線、頂蓋接地和反應室體積對它們的影響,結果表明離子密度為10 ~ 8 10 ~ ( 10 ) cm ~ ( - 3 ) ,電子溫度在4 10ev之間;當頂蓋接地時,該處的等離子體密度明顯大於不接地;在同樣條件下, 50mm高反應室內的離子密度明顯大於30mm高反應室。To make pic ( particl - in - cell ) simulations. to set up models of guns and magnetic field and simulate them in the vacuum and plasma, respectively. we found that plasma held back part of space charge effects and improved trajectory of electrons. but beam would oscillate and became instable as accretion of plasma density. by simulating again and again, we draw a conclusion magic could n ' t work when plasma density was more by far than beam electron density. at last a four - stage depressed collector was simulated
建立電子槍和聚焦系統模擬模型,分別在真空和填充等離子體條件下進行模擬。發現填充等離子體能補償部分空間電荷效應,改善電子束包絡軌跡,提高電子的流通率,但是隨著等離子體密度的增大,束電子會出現振蕩不穩定性,遺憾的是通過反復多次模擬發現本文所用粒子模擬的代表性軟體magic無法用於模擬等離子體密度遠高於束電子密度的情況。Ate plays a more and more important role in the test and repair of aircraft avionics, and can considerably improve servicing quality and efficiency. our task is to develop a new type of ate used to test six kinds of aircraft avionics instruments located in the cockpit. it should be able to fulfill the test of all functions and performances of each instruments according to it ’ s component maintenance manual
本文研究一種新的航空儀表自動測試設備,能對六種分佈於駕艙內的指示型航空電子儀表?空速馬赫數指示器、電動氣壓高度表、無線電距離磁指示器、地平儀、姿態指示儀、水平位置指示儀進行檢測,完成維修手冊所規定的全部功能、性能方面的綜合測試。Plasma nitriding is an application way to metal surface and heating treatment based on the formed plasma by glow discharge. nitriding is a way of heating treatment, namely, metal accessory is put into activate nitrogen and the gas of low light pressure is ionized into energy electrons, high energy ions and high energy neutral atoms by the action of the electric field under a definite temperature and the time of the heat preservation
等離子滲氮是利用輝光放電形成等離子體在金屬表面,熱處理方面的應用,滲氮是強化金屬表面的一種熱處理方法,是將金屬零件置於活性氮的介質中,在一定溫度和保溫時間下,低光壓氣體在電場作用下使之電離產生能電子、高能離子和高能中性原子。Several influence factors to result plasma drift in hainan were analyzed. in this paper the characteristics of ionospheric parameters variation were analyzed systematically and some new results in storm - time such as seasonal behaviors were obtained ; it is the first time to investigate the ionospheric drift behavior in hainan and some new results was obtained, the relationships between each two plasma drift velocity components in storm time in hainan were found and the electric filed variation in hainan ionosphere also was obtained ; the results also show that there are big differences of the ionosphere parameters bo and bl obtained from the data with that obtained from the iri - 2001 applied for hainan ; a new phenomena was found during a strong magnetic storm, that a layer with very strong electron density and density grad was found during the recovery phase of the storm, its horizontal scale is beyond 100km and temporal scale is about 2 hours, this phenomena repeated 3 times continuously. a type of negative disturbance in high and low latitude but positive disturbance in east - asia also has been found
本文較為系統地給出了海南地區電離層的參數變化特徵,特別是得到了一些暴時與以往不同的季節特性;第一次給出了海南地區的電離層等離子體漂移特徵,發現等離子體漂移暴時擾動在三個方向上有內在的聯系,得到了電場變化曲線;研究結果還表明海南電離層的半厚指數和形狀參數等與國際參考電離層iri - 2001存在很大差別;通過對強磁擾動事件期間的參數變化特性分析發現,在磁暴恢復相期間海南地區電離層底部存在一個電子密度非常大的高密度區,高密度區底部電子密度梯度隨高度急劇增加,該區域的水平尺度可達100公里以上時間尺度約為2小時,連續出現過三次,這是一個在海南從來未發現的新現象;研究還發現了暴時東亞地區電離層擾動會出現高低緯負相而中緯正相的現象。The influence of the height, width and the shape of the metal barrier is calculated in this paper. the simulation results show that the shape of the barrier boundary has great influence on discharge efficiency. the variation of electron temperature with gas pressure is also investigated and its result is coincident with the recorded data
對新型蔭罩式結構分析了單元結構的變化對電子平均溫度和放電效率的影響,並觀察了隨壓強的變化電子平均溫度的變化趨勢,模擬結果表明斜邊或弧狀的內斜式結構可提高放電效率,且電子溫度隨壓強的變化趨勢同文獻相符。The results show that the higher is electron density distribution, the effect is more evident. so the gradient effect must be included to measure higher density plasma in experiment
結果表明,在等離子體電子密度分佈較高區域,梯度效應明顯,指出在實驗上測量高密度等離子體密度時必須考慮梯度效應的影響。The theoretical calculations and the experiments suggest that, double pre - ionization has an obvious advantage for increasing the initial electron density between the main electrodes
理論計算與實驗表明,雙預電離在提高主電極間初始電子密度方面存在著明顯的優越性。分享友人