核微量分析 的英文怎麼說
中文拼音 [héwéiliángfēnxī]
核微量分析
英文
nuclear microanalysis-
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,結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要,採用定性與定量結合的方法,進行實證研究,得出結論:化學學科能力的19種表現形式歸納為3個層次:最基礎的再造性思維能力層次包括對化學事實和化學反應中量的關系的識別和判斷、對化學基礎知識的比較概括;以培養創新能力為核心的創造性思維層次包括化學直覺思維、聯想、對微觀粒子的空間想象為主的非邏輯思維和靈活運用已學的化學知識通過分析、綜合地解決問題為主的邏輯思維;化學實驗能力層次是化學學科能力的最高層次,它以思維能力為基礎,集中體現了化學教學的基本特徵,實驗能力層次包括:選用實驗方法和設計實驗方案,對實驗的評價,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,最終解決問題的能力和發散思維。This paper takes the venture capital company as subject in risk management, and the risk factors in venture capital investment cycle as object, spreads out from three sides which include outside guarantee of risk management in venture capital that is to keep away macro condition risk, inside base that is congnition of risk managementsubject, and central content that involve micro management mechanism of different risk object. through a plenty of emperical investigation including evaluation of macro condition risk, identification of subject of risk management, information obstacle in decision process, agency risk performance of entrepreneur, risk attitude of venture capitalist and entrepreneur, control actuality at post - investment stage, supply and demand of value - added service, and exit practice etc., the paper firstly analyzes the risk management mechanism of venture capital wholely in system
本文以創業投資公司為風險管理主體,以創業投資周期中的風險因素為管理客體,從外在保證? ?宏觀環境風險防範、內部基礎? ?風險管理主體的認知、核心內容? ?不同風險客體的微觀管理機制三個層面展開,首次通過大量的實證研究,包括宏觀環境風險的評價、風險管理主體的認知、決策過程中的信息障礙、創業企業家代理風險的行為表現、創業投資家和創業企業家的風險態度、投資后階段的監控現狀、增值服務的供需、退出實踐等內容,在理論分析和實證調查的基礎上系統而全面地研究創業投資的風險管理機制。The high - speed transmission error test system is a new system for te test and analyzing, which applied plus zoom theory and computer, combined the newest development of electron technology
「高速傳動誤差測量系統」是以微機為核心,結合電子技術的最新發展,將脈沖信號細分原理與微機應用相結合的新型傳動誤差分析系統。This has an important meaning to the industrial manufacture. dsc, waxd and polarizing microscope with hot stage experiments were performed to describe what led the ssp rate acceleration of pet / mmt. it was shown that montmorillonite acted as a very good nucleating agent in pet crystallization process, which results in the lower crystallinity, more small microlites, and more surfaces of microlites
為研究pet mmt固相縮聚效率提高的原因,通過熱臺偏光顯微鏡、 dsc 、 x -射線衍射等手段對樣品的結晶進行觀察與分析研究,結果表明蒙脫土對pet的結晶有明顯的成核作用,使其晶核生成速率迅速提高,晶核數量明顯增多,從而使整個結晶過程的時間變短,同時形成了更多結構不完善的微晶體。For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research
本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。The metaphases of mitosis were observed under the microscope and the well - dispersed metaphases were selected to statistic the number of the chromosomes. the good - formed metaphases were used to be microphotographed, magnified and measured to study the karyotype of cynoglossus semilaevis gu nther
顯微鏡下觀察分散比較良好的中期分裂相併統計染色體的數量,選取較好的分裂相進行顯微照相,放大和測量,分析半滑舌鰨的核型。To realize nolinear excitation controller, it must be improved that the disposal speed of nolinear excitation control " s signal. with analyzing and comparing all kinds of microcomputer excitation controller, a new microcomputer excitation control scheme is offered that is based on dsp controller while the cpld chip is utilized for realizing the function of pulse trigger. it is described in detail that the method of realizing controllable silicon digital logic by verilog hardware describe language and the designed digital pulse trigger " s veracity was validated by digital simulation
論文進一步針對非線性勵磁控制要求信號處理速度高、信息量大的特點,在對目前微機勵磁控制器分析基礎上,提出採用dsp控制器晶元作為核心處理器的微機勵磁控制器的解決方案,運用復雜可編程邏輯器件cpld晶元實現可控硅同步脈沖觸發單元,並簡要說明了verilog硬體描述語言和數字脈沖形成邏輯的方法,通過電路數字模擬對所設計的數字觸發單元進行了驗證。The study of the effect of the momentun distribution of target nucleons on the scdw calculation is performed, which shows that the larger nucleon momentum compenents affect the double differential cross sections at backward and forward angles, while smaller nucleon momentum compenents affect the cross sections near the qes angle
本文還分析了核子動量分佈對scdw模型雙微分截面計算的影響,發現大動量的核子成分的增加會導致截面計算值在大角度區域和極小角度區域的增大;小動量核子成分的減小會導致截面計算值在準彈性散射角附近的減小。Chapter ii : latent capacity and present conditions of water resource. first, the author introduced the total amount and distribution of water resource in the east and central area of gansu, and then discussed the current utilization and contradiction between supply and demand of water resource. and last, the author posed the measures and countermeasures of exploiting water resource. chapter iii : latent capacity and present conditions of land resource. first the author introduced the total amount and distribution of land resource. and then discussed the current conditions utilization and latent capacity of land resource
對東中部地區的水資源總量、分佈和特點進行定量和定性的分析,以灌區水資源利用及供需矛盾為突破口,對水資源潛力開發的幾個關鍵問題進行了分析:加強與水資源相關的基礎問題的研究;強化水資源危機的意識,建立節水工農生產體系;建立流域水資源統一管理機構;強化節水農業科技成果的推廣轉化;逐步推行噴、微灌高新節水技術;充分利用化學調控技術提高作物抗旱性和水分利用效率;大力發展以集雨節灌技術為核心的集水農業。Methods : the chromosome aberrations and the rate of micronuclei in peripheral lymphocytes were examined
方法:外周血淋巴細胞染色體畸變分析採用微量全血培養法,微核測定採用甲基纖維素法。Based on the theories and methodologies of the radiating - benefit theory, macroeconomic and microeconomic accounting and system of qualitative and quantitative indicators, it erects the new system to study the indirect benefit for water conservancy project. this article also makes discernment and measurement to the cost and benefit of water conservancy project
本文在運用波及效益理論、宏觀和微觀經濟核算和定性、定量指標體系分析的理論方法基礎上,建立了新的評價體系,系統地分析和研究了水利建設項目間接效益評價理論的思想原則、評價內容、理論及方法,並對此類項目的費用效益進行了識別和測度。Is a combination of modern science ( chaotic physics, quantum mechanics, mesoscopic physics, molecular biology ) and technology ( computer technology, microelectronictechnique & stm, nuclear analysis technology ). nano - technology will inspire a round of s & t revolution, such as nanomaterial, nanoelectronics, nanomechanics
納米技術是現代科學(混沌物理、量子力學、介觀物理、分子生物學)和現代技術(計算機技術、微電子和掃描隧道顯微技術、核分析技術)結合的產物,納米技術又將引發一系列的科學技術,例如納米材料學、納電子學、納機械學等。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。The conclusions are followed : l. when the human body is exposed to plane wave ( 100mhz or 300mhz ), the left incident wave will have higher effects on body than the front ( or back ) incident wave, including the stress distribution and sar
最後,分析了核爆炸脈沖波和微波武器對人體的作用,結果表明,核爆炸脈沖波作用下人體內的電場應力的數量級為10帕。微波武器脈沖波作用下人體內的電場應力的數量級為10 ~ 5帕。Proceed from development of peasant household ' s micro - economic analysis model, summarized, summed up and settled the peasant households " utility models, utility behavior models, production behavior models, etc. adopted systematical effective analytical method to research peasant household production, consumption, utility, etc. stage construction, many angle, have explored out the function mechanism of the structural adjustment decision behavior of peasant households further
從農戶微觀經濟分析模型的演變出發,對農戶的效用模型、效用行為模型、生產行為模型等進行總結、歸納和梳理。對農戶生產、消費、效用等多層面、多角度採用系統有效的分析方法,進一步發掘出了農戶的結構調整決策行為的作用機理,得到了一個包含消費、投資、效用與需求在內的農戶決策行為的成因機理的核心方程,並建立了理論模型和計量經濟模型相互溝通的具體「橋梁」 。In this paper , first, the author drew some important conclusions by analyzing several technical factors and experimental conditions which would have great influence on the quality of diamond thin films during mpcvd process , including gas proportion , the power of microwave , the plasma ' s location, the nucleation technique, etc. finally , the author has successfully deposited nanocrystalline diamond thin films with 300nm crystal particles on the slick surface of silicon by using ch4 / h2 gases in the mpcvd system , and the nanocrystalline diamond thin films was proved to have good field emission performance. all these researches will make the foundation for the field emission cathode of diamond films
本論文中,作者分析了mpcvd方法中氣源成分比、微波功率、等離子體球的位置、成核技術等各種工藝條件對金剛石薄膜質量的影響,並總結得到了一些有意義的結論;同時,在自行研製的mpcvd沉積系統上,於4 - 7kpa 、 1000左右的熱力學條件下,採用ch4 / h2氣源氣氛在光滑的硅襯底上制備出了晶粒尺寸在300納米以下的納米晶金剛石薄膜,測試得到了較好的薄膜場致電子發射性能,為金剛石薄膜場致發射冷陰極的研究工作打下了實驗基礎。According to the micro - kernel architecture, the kernel is divided into four modules : task handling, semaphore, message queue handling, exception and interrupt handling, more, the lock issue is added for reentry avoid
按照微內核架構的思想,將內核分為任務處理,信號量,消息隊列,中斷及異常處理四個主要模塊,同時對軟體上防止重入的鎖機制進行單獨地分析。In this article, the wavelet transform is used to improve the recognition ability of vehicle ' s characters recognition system, because the " microscope " feature and similar - human vision feature can be used in the image analyze. three problems have been solved in this article : ( l ) the core method of recognition is to realize the extraction of stable feature of characters, the algorithm of wavelet feature vector has been given based on the directivity decompose of 2 - dimention wavelet transform, varied grid feature vector has been built too according to the multi - mode owned by the characters
本文選用小波變換作為數學工具,利用小波的「顯微鏡」特性和類人視覺特點解決車牌字元的分析和識別問題,以提高車牌字元的識別能力,主要研究了三個方面的問題: ( 1 )識別研究方法的核心是完成字元穩定性特徵的提取,採用圖像小波變換的方向性分解構造出小波特徵向量,並根據字元本身具有的多模態性提出了一種變網格小波特徵向量。Development of high throughput microanalysis ( htma ) is proposed, which is a key issue in analytical chemistry and is essential to break through the bottle - neck emerged in life science since the outburst of post - genomic projects
本文討論了微量水平的高通量分析問題,認為這是當前生命科學向分析化學所提出的最主要的挑戰,也是分析化學發展必須解決的核心問題之一。分享友人