揭示速率 的英文怎麼說

中文拼音 [jiēshì]
揭示速率 英文
speed; placard
  • : Ⅰ動詞1 (把粘在別的物體上的片狀物取下) tear off; take off 2 (把蓋在上面的或遮擋的東西拿起) unc...
  • : Ⅰ動詞(擺出或指出使人知道; 表明) show; indicate; signify; instruct; notify Ⅱ名詞1 [書面語] (給...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 揭示 : 1. (公布) announce; promulgate; proclaim 2. (使人看到) reveal; bring to light
  • 速率 : speed; rate; tempo
  1. Using jgp560c magnetron sputtering equipment, cu / ag film are deposited on cd1 - xznxte substrate by dc magnetron sputtering in order to get the influences of the main experiments parameters such as sputtering power, gas flow, vacuum air pressure, magnetoelectricity power and substrate temperature on deposition rate of film, discovered that dc sputtering power is the most key factor influencing the deposition rate

    在jgp560c型超高真空多功能磁控濺射鍍膜機上,採用直流磁控濺射法在cdznte晶體上制備出cu ag合金薄膜,了氣體流量、直流濺射功、勵磁電源功、工作氣壓和襯底溫度等工藝參數對沉積的影響規律。結果表明濺射功對沉積的影響最大,隨濺射功的增大沉積增大。
  2. These wind roses show the probability of occurence of wind speeds for sixteen compass points.

    這些風的圖形了十六分圓盤上風出現的概
  3. ( 4 ) the influence of pulsation frequency on the drying process two special cases, in which the selected pulsation frequencies were 0 h /, and 83 h / respectively, were simulated and their simulation results indicated that the pulsating frequency of gas stream could improve the intensities of the heat and mass transfer during a pulse combustion spray drying process

    ( 4 )了氣流脈動對乾燥過程的影響本文模擬脈動頻為83hz的脈動氣流和非脈動氣流的兩種乾燥過程,比較兩種乾燥過程的顆粒蒸發和濕含量變化。模擬結果表明氣流脈動對噴霧乾燥過程有一定增強作用。
  4. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積,得到了含氮量為21at的cn薄膜;研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響,給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因;引入脈沖輝光放電等離子體增強pld的氣相反應,給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑;應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ,得到了含n量為56at的晶態cn薄膜;探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系,證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果;採用光學發射譜技術對cn薄膜生長過程進行了實時診斷,得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律,給出了cn薄膜沉積的主要反應前驅物,了cn薄膜特性和等離子體內反應過程之間的聯系;採用高氣壓pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性,了si原子對薄膜生長過程的影響,給出了si基表面碳氮薄膜的生長模式;在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積,證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性,並可顯著提高晶態碳氮材料的生長
  5. The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration

    溫帶的半乾旱、半濕潤區草甸草原屬于過渡氣候影響下形成的植被類型,對環境氣候條件變化十分敏感,為了半乾旱、半濕潤區草甸草原生態系統土壤碳素釋放規律及其對主要環境因子的響應,本研究採用動態室紅外氣體吸收法測定松嫩草甸草原典型群落? ?貝加爾針茅群落土壤呼吸,分析了土壤呼吸日變化規律及表層土壤溫度和含水量對土壤呼吸日變化的影響,比較了土壤呼吸的晝夜差異,探討了地上生物量和地下生物量與土壤呼吸之間的相關關系。
  6. Considering the water spraying can effectively increase the contact area between gas and water and promote the hydrate production rate, a batch reactor with water spraying was built in order to experimentally investigate the forming performance of natural gas hydrate, the system ' s state parameters ' variation and its effect on induced time of initial pressure and water temperature

    摘要考慮到水的霧化可以有效提高氣水接觸面積,有助於提高水合物生產,設計和建造了一個半間歇式霧流強化水合物實驗裝置,用於探索和噴霧強化天然氣水合物制備過程的基本特性,包括制備水合物的形態特徵,形成過程中參數的變化規律,以及系統初始壓力和初始水溫度對形成過程誘導時間的影響。
  7. By simulating mathematically on frequency and on space, we can find the average speed of space field and the average speed of frequency field that is weighted by amplitude, and analyse their relation, and analyse the meaning of space speed variance x and frequency speed variance v. in the fourth part, how to ensure the height of cloud is introduced, and basing on the theory of wind field continuity, the height updating quality controlling is introduced. in the fifth part, the system of cloud wind is introduced, we tracked cloud - motion of consecutive satellite images with one - minute interval by the 1 - d fourier analysis technique and the two - dim fourier analysis technique and the fft analysis technique, and dispose them with quality controlling. in the sixth part, we summarized our research and put up with shortages of this article

    模擬模塊內各點的度線性變化時,得到空間域平均度以及頻域以振幅為權重的平均度,分析了空間域平均度和頻域以振幅為權重的平均度的關系,並空間域的平均度的標準差_ x和頻域的振幅為權重的平均度的標準差_ v的意義,以及它們之間的關系;第四章介紹了雲跡風系統的高度指定以及風矢高度的劃分,並根據風場連續性原理,介紹了高度調整法的質量控制;第五章介紹導風系統的流程,選擇了三個時刻的ir雲圖,分別用一維傅立葉相位法、二維傅立葉相位法和快傅立葉演算法計算一個風場個例,並對所得風場進行質量控制,並給出風場圖;第六章進行研究總結,指出不足和有待于進一步研究之處。
  8. Characters of the flow field of molten metal in mhd caster are s imulated and analyzed by means of numerical simulation. relationship between flow field of molten metal and the number of magnet poles, arrangement of magnet pole s, rotating velocity of magnetic field as well as helical arrangement of permanen t magnets is revealed. it can be used as reference for optimizing design of perma nent caster

    利用數值模擬對不同磁場條件下的永磁鑄機金屬液流場特徵進行了模擬分析;了金屬液流場與永磁體極數、磁極排布方式、磁場旋轉以及永磁體螺旋式排布之間的關系,為永磁鑄機的優化設計提供了參考依據。
  9. In this review, we summarized the studies of the molecular mechanisms of gene duplication, the preservation of duplicated gene, the selections acting on duplicated gene, the alternative ways of divergence and the evolution rate

    文章綜述了重復基因的產生機制、保留機制、選擇作用、分化途徑以及重復基因進化等方面的相關研究,了基因重復對生物進化的重要性,以引起大家對該領域的關注。
  10. Current. in order to make diffluent piers with low ridge to be popularized and applied, the surface wave of low fr. current is chosen as the research object. we measure the surface wave elements and the velocity distribution of various diffluent piers scheme by the experiment of physical model. we also analyze the average wave height, the the average value of the square of wave, unit width of the wave ' s energy, the probability density distribution of wave height, and the power chart character, so as to reveal the weakening wave mechanism of the diffluent piers

    低fr水流的核心是波浪問題,為了低坎分流墩的推廣應用,本研究以低fr水流的表面波浪作為研究對象,通過物理模型試驗,對各種分流墩方案消能工的下游水面波浪要素、流分佈進行測試,分析低坎分流墩下游波浪的平均波高、均方根、單寬波能、波高概密度分佈及功譜特性變化規律,從而了低坎分流墩的削波機理。
  11. In t his p aper r otating s tall a nd t he inlet v ortex in c entrifugal fans with inlet v ane control has been studied in laboratory. the harmonic wavelet is firstly used for time - frequency analysis and feature extraction of pulsation amplitude and frequency and development of rotating stall and inlet vortex. the development rule of rotating stall and inlet vortex and the effect to fans performance from the two has been found

    文中對採用入口導流器調節的離心通風機的旋轉失和進口渦流問題進行了實驗研究,並藉助諧波小波對旋轉失和進口渦流的頻、幅值特性及動態過程進行了時頻分析和特徵提取,了旋轉失和進口渦流發展的規律及二者對風機性能的影響。
  12. A mathematic model is established by adopting orthogonal polynomial regression method to study the effects of temperature on hypha growth rate, development, and stroma differentiation, growth, and yield of cordyceps militaris

    為了實現蛹蟲草的工廠化生產,採用正交多項式回歸分析法構建數學模型,了溫度對蛹蟲草菌絲生長、菌絲長勢、菌絲轉色、子座分化、子座生長及產量的影響規律。
  13. The polishing technology of ccos is studied by a series of experiments. the effect of polishing process parameters on the removal efficiency and the stability of the removal function are studied, which include the polishing compound, the density of the polishing fluid, ph of the polishing fluid, the polishing velocity, the polishing pressure and so on. finally, a suit of effective process parameters are given and better experimental result are obtain

    在大量工藝實驗的基礎上,了拋光劑種類、拋光液的供給量、拋光液濃度、拋光液的酸度值( ph值) 、拋光度、拋光壓力、拋光模材料、拋光模直徑及膠層厚度等對拋光效和去除函數穩定性的影響規律;最後,總結了一套拋光工藝,利用該工藝進行的拋光精度收斂性實驗達到了較好的效果。
  14. In the first part, the research progress of cloud motion wind was introduced and the significance of the 1 - d fourier analysis technique was given. in the second part, based on fluctuation theory and fourier analysis, the one dimension fourier analysis technique on cloud motion winds is deduced and demonstrated theoretically. by simulating mathematically on frequency and on space, we not only uncovered two questions in practice, first is phrase folding, second is frequency spectrum overlapping, but also gave methods and suggestions to solve them or avoid them

    本文由六章組成,第一章介紹雲導風技術的研究進展和傅立葉導風技術的研究意義;第二章以波動理論和傅立葉變換為基礎,對傅立葉相位導風技術進行理論推證和誤差分析,通過模擬分析了空間域和頻域的導風特點,了在導風過程中出現的相位重疊和頻譜混疊兩種現象;第三章通過計算在空間域度線性變化情況下頻域振幅權重平均度(
  15. This paper focuses on the theories and controller designs of forward neural netwoks ? bp network. at first, the structure and algorithms of bp network are deeply researched, the ralations between momentum factor and convergence speed 、 convergence accuracy are revealed and a kind of improved bp algorithm is presented. then the identification method based on bp network with adaptive learning rate is studied and the simulaton indicates it can adaptively track the plant

    本課題主要針對前向神經網路? ? bp網路理論與控制器設計進行研究。首先重點對bp網路的結構和學習演算法進行了深入研究,了動量因子與網路收斂度、收斂精度之間的關系,並提出了一種改進的演算法。然後研究了採用自適應學習bp網路的辨識方法,模擬說明其可以自適應地跟蹤辨識被控對象。
  16. This paper analyzes the influences of rainfall on soil nail support system, and reveals stabilization characteristics of earth fill prototype body in supporting or non supporting not related to the conditions of rainfall but be controlled by velocity increment of bulging and its critical value

    分析了降雨與非降雨條件對土釘支護體系的影響,並了填土體在無支護或支護情況下的穩定性不與降雨條件有關,而是受控于滲水增量及其臨界值。
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