非化學計量的 的英文怎麼說

中文拼音 [fēihuàxuéliángde]
非化學計量的 英文
non stoichiometric
  • : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 4次方是 The fourth power of 2 is direction
  • 計量 : calculate; estimate; meterage; metering; batching; measure
  1. The near - stoichiometri litao3 has excellent speciality, such as high efficient conversion, tune conveniency, biger size and high damnify value etc. in this dissertation, the theory of quasi - phase - matched ( qpm ) technology and optical parametric oscillation ( opo ) was expatiated and studied first

    比litao3 ( slt )晶體在做參振蕩方面具有轉換效率高、調諧方便、尺寸大、損傷閾值高等常好特性。本文首先對準相位匹配技術和光震蕩器理論進行了闡述和分析。
  2. The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind

    研究結果表明, ( a )熱處理前,隨著基片溫度增加,薄膜中低價氧鈦含逐漸減少,比趨于o ti = 2 ;薄膜具有晶態不緻密柱狀纖維結構,柱狀纖維尺寸隨基片溫度升高而增加;薄膜在可見光范圍內透明,在波長為35onzn時嚴重吸收,利用干涉級次法分析了薄膜常數,結果表明,薄膜折射率隨基片溫度升高而增加,根據算結果得到了tioz薄膜在不同基片溫度下折射率色散曲線。
  3. Surface states and the topmost surface atoms of the batio3 thin films have been analyzed by x - ray photoelectron spectroscopy ( xps ) and angle - resolved x - ray photoelectron spectroscopy ( arxps ). the results show that the as - grown batio3 thin films have an enriched - bao nonstoichiometric surface layer which can be removed by ar + ion sputtering, and the atomic ratio of ba to ti decreases with increasing the depth of ar + ion sputtering

    用x射線光電子能譜技術( xps )和角分辨x射線光電子能譜技術( arxps )研究了薄膜表面態以及最頂層原子種類和分佈狀況,結果顯示在熱處理過程中薄膜表面形成一層富含bao鈦氧物層,並且鋇-鈦原子濃度比隨著探測深度增大而逐漸減小。
  4. Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle

    通過調查問卷、能力測試等途徑,結合教師在中實踐和生在分析、解決問題實際需要,採用定性與定結合方法,進行實證研究,得出結論:科能力19種表現形式歸納為3個層次:最基礎再造性思維能力層次包括對事實和反應中關系識別和判斷、對基礎知識比較概括;以培養創新能力為核心創造性思維層次包括直覺思維、聯想、對微觀粒子空間想象為主邏輯思維和靈活運用已知識通過分析、綜合地解決問題為主邏輯思維;實驗能力層次是科能力最高層次,它以思維能力為基礎,集中體現了基本特徵,實驗能力層次包括:選用實驗方法和設實驗方案,對實驗評價,研究和處理實驗事實、資料、數據,發現規律,表達實驗及其結果,最終解決問題能力和發散思維。
  5. A novel low mechanical hysteretic ceramic capacitive pressure transducer has been made, by using of ceramic sealing technology ; integrate circuit ( ic ) technology and thick film plane fixing circuit technology. this transducer is made of a deformable ceramic diaphragm and a ceramic base plate, between which has an air cavum. a coaxial gold electrode was fired onto the diaphragm and the base plate

    本文利用新型陶瓷技術、集成電路技術和厚膜平面安裝電路技術,採用零力滯后陶瓷和陶瓷密封材料進行設製造了一種充液乾式電容式壓力傳感器,該壓力傳感器由較厚陶瓷基體和較薄陶瓷膜片構成,中間形成一空氣介質腔,在基座和膜片之間內置同軸雙電極,組成兩個電容,當膜片承受壓力時發生位移,使電容產生變,經後置處理電路直接轉換為可輸出直流電壓信號。
  6. We not only discuss about a large number of concepts of computer visualization and their applications in tps, but also present an integrate process of constructing 3d model from 2d images, which will be an important reference for the research and development in other medical application systems

    本文不但詳細論述了算機可視技術中基本概念和關鍵技術,討論了算機可視技術在tps中應用,而且對于從二維圖像重建三維模型主要途徑和方法進行了完整敘述,對于醫領域中其他類似應用系統研究和開發具有常重要參考價值。
  7. Zhang lixia ( water conservancy engineering ) supervised by professor shi kebin this paper mainly discussed a method for multi - goal network ' s optimization. since the network plan was brought forward, the criterion for evaluating network was time cost resource all along. in this paper, through massive study on achievements the predecessors had done the author posed a new criterion : quality, and set up the network ' s quality model ; simultaneously, the author established the network ' s multi - goal model by synthesizing the existing optimum models, also found the finite not bad solution of the model ; because the four goals was in contradiction with each other, using the multi - goal decision theory can optimize the network project scientifically and objectively

    本文在對前人關于網路劃研究結論總結分析基礎上,探討了評價網路劃優劣各準則,提出一種新評判準則:工程質,並建立了網路工程質模型;針對目前網路劃多是單目標,綜合網路劃就各目標優方法研究理論,建立了網路多目標模型,並將工程質模型融入其中,根據網路特點,解出該模型有限個劣解;由於各優目標之間矛盾性、不可公度性,用多目標決策理論方法,科而客觀地對網路劃進行了多目標優,從而避免了人為決策盲目性、主觀性。
  8. The mechanical parameters were evaluated by cure fitting of the experimental data. from this model, the deformation, stress of the grape skin and the change of the inner - pressure was obtained. it was found that the change of the volume for unit of force is a constant

    並利用該模型對葡萄受到壓縮外力作用時,外力、變形、內壓改變和葡萄皮應力之間關系進行了算和分析,得到了體積改變值是一個常數,使得各力與葡萄總體變形關系是線性關系結論。
  9. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大國內外文獻,對研配液壓機工作原理及設結構進行了簡介;對位置同步控制方法進行了比較分析,提出比例閥和伺服閥復合控制閉環結構來對對稱雙缸進行同步控制電液比例同步控制方案;在此基礎上著重對比例閥控對稱缸建模,最後得到位置控制系統總體數模型,從理論上對同步系統動態特性進行了分析,並用pid控制器進行參數整定,減小雙缸同步誤差、提高系統動態響應性能;其中控制性能分析藉助于matlab軟體中simulink工具箱,由已建立模型形成模擬模型,得到可視模擬結果,從而利於交互方式下調整參數,了解不同參數對系統影響,優同步系統動態性能;在深入了解系統動作特性后,對plc控制研配液壓機原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設總體規劃,編制出研配液壓機動作控製程序,在編程中著重研究位移傳感器與plc通訊、雙缸同步運行pid控制在plc上實現及bcd碼撥盤輸入程序植入問題。
  10. Theoretically, on the bases of the physical and chemical characters of nonlinear frequency - conversion crystal ktp, the parameters such as walk - off angel, acceptance angle and effective nonlinear coefficients are calculated, analyzed and discussed, together with elaborate analysis to phase - matching process for type ii ktp opo phase - matching

    在晶體性能方面,根據ktp物理和性能,對它有效線性系數、走離角和接受角等參數進行了算、分析和討論。對ii類相位匹配ktp晶體在參振蕩過程中相位匹配進行了詳細分析和算。
  11. In addition, i have done some following works : to compile usual chemistry english words ( basic concepts and basic theory ), to translate chemical experiment for students of senior one, to translate exercises for students of senior one, to accumulate and compile about twenty parts of bilingual teaching material, to design about ten classes of teaching material, to issue my article in an important magazine of our contoury, to take part in the chemistry bilingual teaching study group of shanghai, etc. through bilingual teaching, the students have made progress in following aspects : ( 1 ) they have enlarged science vocabulary obviously, and feel easy to accept them ; ( 2 ) they have read some science material more fluently, and their ability has risen in inquiring from internet ; ( 3 ) they can express, in english, some usual chemical terminology, chemical principle, substance phenomenon and experiment procedures ; ( 4 ) in both chemistry and english, they have certain confidence to study well, and have made great progress in both subjects comparing with students of no bilingual teaching

    在兩年論文撰寫過程,本人在自編教材進行雙語教實踐和研究同時,還編寫了雙語常用詞匯(基本概念、基本理論部分) 、翻譯了高一生實驗、翻譯了高一上生練習冊習題、收集和編寫了雙語教內容和閱讀材料20篇左右、雙語教十篇、在國家核心期刊《中小英語教與研究》上發表文章: 《高中雙語教體會》 、在市中心組-雙語課題組中,參與編寫了雙語教師用書、等等。生通過雙語教,主要獲得了以下收獲: ( 1 )科技詞匯明顯增加,對科技詞匯接受己不一再感到困難; ( 2 )能較熟練閱讀有關科技文章,同時,提高了網_ _上查詢科技資料能力; ( 3 )對簡單常用術語、原理、物質現象和實驗操作過程等,能用英語表達下來; ( 4 )對好英語和都有了一定信心,在英語和兩門習_ l ,比雙語生平均有了明顯提高。
  12. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法一類,並結合具體課題推導出模型方程將dfl理論進行了擴展,使之適應于電力系統這個強線性對象。通過參考大書籍文獻推導出一套實用可將大型汽輪發電機勵磁與汽門綜合起來進行控制模型方程,此模型方程涵蓋了電力系統中特別引人注目幾個- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用電力系統簡模型,並將擴展dfl理論應用於此模型系統,結合線性二次型最優控制理論設出大型汽輪發電機線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規按電壓偏差進行調節比例式勵磁控制器+汽門比例控制及採用常規按電壓偏差進行調節比例式勵磁調節器和基於二次型性能指標設最優快控汽門(考慮發電機飽和因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好調節性能。
  13. Non-stoichiometric defects often occur in transition-metal compounds.

    非化學計量的缺陷常常發生在過渡金屬合物中。
  14. Its oxygen - sensitivity is related to its oxidation and reduction process and non - stoichiometric ratio. in la _ 2nio _ 4 + system with excess oxygen, the conductivity is in proportion to o21 / 6. the effect of doping on a and b site have been studied in this paper

    其本身還原過程和是其氧敏性根源,在氧過剩la _ 2nio _ 4 +系統中載流子濃度與氧分壓1 / 6次方成正比。
  15. If you have ever worked in a lab you probably know how time consuming these calculations are

    應用算器,只需輸入最終濃度(摩爾濃度或百分濃度) 、起始濃度以及需配製體積,便給出配製用常方便。
  16. The precipitation sequence is. - supersaturated solid solution - stoicheometric " phase - growth. with the increase of the composition there is more characteristic of non - classical nucleation and growth, and the order parameter values of critical ordered nucleus decrease. the precipitation sequence is : supersaturated solid solution - nonstoicheometric ordered phase - stoicheometric " phase - growth

    隨濃度增加,大部分亞穩區合金沉澱經典形核長大特徵增強,有序相臨界晶核序參數分佈曲線降低,且分佈更加平緩,沉澱序列為:過飽和固溶體比有序相比相長大,比有序相併熱力意義上亞穩相,研究工作明確了這一點。
  17. The precipitation sequence in instable region is as follows : supersaturated solid solution congruent ordering spinodal decomposition stoicheometric phase it is found for the first time that with the increase of compositions, congruent ordering is enhanced, incubation period is shortened, spinodal decomposition is decreased, and volume fraction of ordered phase is increased

    失穩區合金沉澱序列為:過飽和固溶體( ? )比有序相( ? )比相等成分有序也需要孕育期,首次發現隨初始濃度增加,孕育期縮短,等成分有序速度加快,而失穩分解速度相對減慢,有序相體積分數增加。
  18. Influences of nonstoichiometric ratio on the gas - sensing properties of sno2 - x thin films

    薄膜比對氣敏性能影響
  19. When the molar ratio of titanate, water and ethanol is 1 : 2. 5 : 25, ph value is controlled about 4. 0, calculation temperature as 600, and calcinations time is two hours, the ultrafine product is prepared. the temperature of polymorphic transition between anatase and rutile of dy - doped tio2 is higher than the temperature of transition of pure tio2. the rare earth improves the hot stability of the power

    研究發現,當鈦酸丁脂、水、和乙醇物質比為1 : 2 . 5 : 25時, ph值控制在4 . 0左右,煅燒溫度為600 ,保溫2小時后獲得粒徑常細小不同比組成鈦和氧復合氧物。
  20. However, the electrochemical properties of linio2 have been greatly affected by the generation of stiochiometric deviation and cation mixing during preparation, and this has become technical problems unsolved world - widely yet. for a solution to these problems, extensive studies have been carried out on the preparation conditions of co - doped compounds of lini1. xcoxo2 in the paper

    但由於在該材料合成過程中, ni ~ ( 2 + )較難以氧為ni ~ ( 3 + ) ,合成條件極為苛刻,易產生陽離子混排,形成比產物,從而嚴重影響材料性能,是目前國際上尚未解決技術難題。
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