解析性化學 的英文怎麼說

中文拼音 [jiěxìnghuàxué]
解析性化學 英文
analytical chemistry
  • : 解動詞(解送) send under guard
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 解析 : analysis; resolution; analyzing; resolving解析幾何 [數學] analytic geometry; cartesian geometry; ...
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,肥力退指標(有機質、全n 、全p 、全k 、堿n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. The silicon plates are formed reverse four wimble array in koh solution by wet - etching technology. then the electrochemical etching experiments are done in three poles electrobath. and some technology questions such as heat oxygenation, light etching, wet etching and electrochemical etching have been analyzed. at the same time sample appearances are analyzed by scanning electron microscope. according to current burst model theory, the electrochemical deep holes etching mechanism are analyzed

    在三極電槽中,進行了電深刻蝕的探索實驗。對氧、光刻、濕法刻蝕和電刻蝕中的工藝問題進行了初步的理論和實驗研究,同時,採用sem對實驗樣品進行了形貌分,並採用電流突破模型對電深孔刻蝕機理進行了理論分
  3. Through the analyzing the macro - structure to micro - structure, the author considers that retarding mechanism of citric acid is that citric acid and ca in the gypsum form the complexant ion, and hinder the crystallization center of dihydrate crystal bigger ; that of sodium tripolyphosphate is that it combined with ca, hinders the dissolve of hemihydrate. formation and growth of crystallization center ; that of bone glue is the glue - protection and chemical absorption action of active group, which also retards the formation and growth of crystallization center

    通過宏觀到微觀的分,筆者認為,檸檬酸的緩凝作用的原因主要在於檸檬酸與鈣形成絡合離子,影響了二水石膏晶體的晶核長大過程;多聚磷酸鈉與鈣形成某種復鹽,對于石膏晶體的溶、成核和長大過程均有強烈的阻礙影響;骨膠則在於膠體對半水石膏的包裹和活基團的吸附,使二水石膏晶體的成核和長大困難。
  4. It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results

    對于復雜的非線導彈制導系統,很難求得其的最優制導律,只能求得開環的數字,不能適用於具有時變不確定的導彈制導系統.利用神經網路的習和推廣能力,對開環的數字最優制導律進行離線的習,作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同的神經網路輸入對制導系統能的影響,以及各種制導律的魯棒問題,並採用模塊神經網路結構提高神經網路的習和推廣能力,模擬結果得到一些有益的結論
  5. This thesis will rely on previous studies of instructions on the general rules and language functions, and modification of teacher talk to carry on a multi - layer study on junior middle school teachers " instructions with aspect of linguistic forms and language functions in chinese efl classrooms. after study on the transcriptions of 30 lectures ( 10 lectures are given by in - service teachers, 10 lectures are given by pre - service teachers and 10 lectures are given by the winners in fine - quality classroom competitions ) of efl classroom of junior middle schools in china, the major findings are : ( 1 ) the teachers likely use some devices with respect to prosody ( temporal variables ), lexis, syntax and discourse to simplify and clarify the complex instructions to match the requirement of junior middle school students " listening comprehension. ( 2 ) there are about three factors that cause the ineffective instructions

    本文在前人的關于教師語言的調整,指令語及其表達功能的研究基礎上以何安平教授建立《中英語教育語料庫( mstm ) 》中的近17 . 7萬字的子語庫《英語課堂教語料庫( msee ) 》為研究語料,選擇了其中30節初中英語課為研究對象,對教師指令語的言語形式及其語言功能進行了較為深入的描述分,發現: ( 1 )在音律層面,中國中英語教師習慣川停頓來放慢語速或在一些難詞之前做停頓以便達到讓生理的要求:詞匯層面,教師慣用一些表達方式來給指令語;句法層面,教師也是盡量用簡單句來簡指令語;語篇層面,初中英語課堂上教師常用一些信號詞來起始指令語,並少用宏觀語篇標記詞來幫助生理,但卻常用微觀語篇標記詞來吸引生的注意力。
  6. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了決數控加工程序的編制問題,研究了斜航線的數模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確和可行.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  7. Abstract : events contributing to the establishment of statistics the science of data and its chemical branch are epitomized. as the new chemical branch named chemometrics or chemstatistics has been disputed in the circles of chemistry for a long time, reasons for adopting chemstatistics are given, which is defined as the science of gathering or generating, describing, summarizing and interpreting the data concerned to acquire new chemical knowledge or information. the fact that many traditional statistical methods, such as significance tests, analysis of variance, regression and correlation, and some others not usually considered statistical, such as model building, monte carlo method, fourier transformation, artificial nerval networks and pattern recognition, each contains one or more of the five connotations of statistics is expounded. the regular pattern that a chemstatistician grows up is approached. the urgent task is to include chemstatistics in the undergraduate or graduate curriculum of chemistry specialty. the goal of the project is to nurture chemists who know statistics

    文摘:本文追溯了統計發展、建立中的大事,陳述了它的定義及其分支發展、建立的梗概;鑒于界對該新興分支科的名稱長期存在爭議,提出了以統計而不以計量為該科名稱的理由,把統計定義為一個研究有關數據的收集或產生、描述、分、綜合和釋,以獲得新知識或信息的科;闡明了許多公認屬于統計的方法,如顯著檢驗、方差分、回歸和相關,以及一些尚未認定屬于統計的方法,如模型建立、蒙特卡羅方法、傅立葉變換和人工神經網路,都含有統計5個內涵中的一個或多個;探討了統計家成長的模式,認為當務之急是把統計納入專業的教計劃,以培養懂統計家。
  8. In this paper matlab and vb are used to build a software which can predict absorption coefficient ' s of the underwater anechoic coatings from these analytical models. finally, some algorithm of the single parameter minimization, nonrestraint nonlinear minimization and restraint minimization in the optimization design theory are studied. the formulas of absorption coefficient of these analytical models are object functions

    本論文利用各種模型的聲設計理論,使用matlab與vb軟體建立了一套水下消聲覆蓋層吸聲系數預報軟體,研究了最優設計中單參數最小、無約束非線最小和有約束最小理論的一些演算法,利用現有模型的吸聲系數計算公式作為目標函數,初步優了一些結構的材料參數。
  9. In this chaptef, we obtain tliree opl smictures of corresponding compounds and conclude through comparison that plane property goes bad with length of substitutes attaching to the cations. chaper 3 : has systendic studies of opticai propenies of this seriai compounds

    了三種合物的單晶結構,並且從結構分發現隨著陽離子上的取代基的加長,陽離子的平面下降第三章主要對這一系列合物的光質作了系統研究。
  10. The imported transparent glaze fired at lower temperature was analysed semi - quantitatively by adopting emission spectroscope. the stripping of lead and cadmium from this transparent glaze fired at lower temperature in ceramic product was determined by atomic absorption spectroscope. the effect of chemical composition on the stripping of lead and cadmium was analysed. upon the author s opinion, the overproof lead stripping from the imported transparent glaze fired at lower temperature can only be settled by adopting lead - free glaze instead of adopting low - lead prescription. the author succeeded in developing an excellent lead - free transparent glaze fired at the lower temperature of 1000 1050. the success is based on an inquiry into the feasibility of using such new agents of fusion as li2o and sro in replacement of pbo ; and on a study of the effects of the contents of sio2 , al2o3 , b2o3and other metallic oxides on such performances of glaze as coefficient of linear expansion, fusion temperature and transparency. it is also based on an analysis of coefficient of linear expansion of blank and glaze on an analysis of coefficient of linear expansion of blank and glaze on their correlation ; and on a study of technology for preparing glaze

    採用發射光譜儀對進口低溫透明釉進行半定量分,並用原子吸收光譜儀測定其陶瓷製品的鉛、鎘的溶出量,分成分對鉛、鎘溶出量的影響.結果表明,進口低溫透明釉採用低鉛配方不能決鉛溶出量的超標問題,只有採用無鉛釉才能決.探討用氧鋰和氧鍶等新型熔劑完全代替氧鉛的工藝,研究釉料中氧硅、氧鋁、氧硼和各種金屬氧物的含量,對釉的線膨脹系數、熔融溫度和透明度等能的影響.分坯料、釉料的線膨脹系數及其相互關系和釉料制備的工藝,研製出優質的1000 1050低溫無鉛透明釉
  11. In order to fully refect the geo - tech basic mechanics behaviors and to rationally explain the strain localization, this paper establishes the theory framework of gradient - dependent plastic model based on the theory framework of gradient - dependent plastic mechanics and in considering the plastic strain ' s gradient - dependence in double yield function, offers a kind of possible concrete pattern of the generalized plastic gradient model and analyzes each parameter of the model, particularly with the physical sense of " localized parameters " and the elements producing possible effect upon the model

    為了較全面地反映巖土的基本力質,同時合理釋應變局部現象,本文基於廣義塑的理論框架,在雙重屈服函數中考慮了塑應變的梯度依賴,建立了廣義塑梯度模型的理論框架,並給出了廣義塑梯度模型的一種可能的具體形式,分了該模型的各個模型參數,尤其是其中的「局部參數」的物理意義和可能對其產生影響的因素。
  12. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分了系統的穩定,同時設計了系統的校正網路;分了二元調寬脈沖再平衡測試迴路的度、采樣約束以及測試精度等基本問題,並按照系統分的結果設計了包括前置放大、帶通濾波、交流放大、相敏調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  13. In this paper, high concentration vanadium electrolyte has been prepared by electrolysis, graphite and graphite felt electrode also have been made, moreover, the electeodes have been activated, and based it, a lab - level vanadium battery has been manufactured. cyclic voltammetry, current step and invariable current charge / discharge method have been used to study the reactive mechanism of electrolysis, of vanadium electrode reaction and of electrode activation, also to investigate maiden charge process and electricity performance of vanadium battery. the influence of electrode activation and trace stibium ion, indium ion added into vanadium electrolyte has been discussed

    利用循環伏安法、恆電流階躍法、恆電流充放電循環等電方法,探討了電法制備釩液流電質的反應機理,考察了釩的電極反應、電極表面活處理對釩的電極反應的影響,結合電極反應分了活的機理;還考察了釩電池初次充電活過程及恆流充/放電循環的電能;並且考察了添加銻離子、銦離子對釩電池電能特別是氫行為的影響。
  14. During the procedure of system design and implementation, the author has made some innovative efforts such as : ( d establishing the user interest orientated model, the model receiving user interests continuously and conjecturing user interests by interaction with the user, accumulating user preferences in information demand, thereby achieving self - adaptive retrieval, ? roviding a feedback method which is based on the human - machine interaction, summarizing the user operations on the interface of result presentation, and designing an algorithm for capturing user operation behaviors, by which the changes in user interests and preferences can be learned potentially, ? ffering a method for user interest mining which can extract subjects of information confirmed by user, thereby conjecturing or predicting different kinds of expressions of the same interest or extracting the new interests or unexpressed interests, ? roposing a solution of personalized internet information retrieval based on the user interests in accordance with the above - mentioned work, the solution having very strong feasibility and practicality with taking user interest model as center, employing machine learning ( active learning and passive learning ) and data mining as tools, and being assisted with network robot,

    Piirs系統分與設計過程中所做的創新的嘗試主要有以下幾個方面:實現了基於用戶興趣的用戶模型,該模型通過與用戶的交互(主動交互和被動交互) ,不斷地接收用戶的興趣和推測用戶的興趣,積累用戶信息需求的偏好,實現自適應的檢索;提供了一種基於人機交互的反饋方法,對用戶在結果呈現界面上的操作進行了歸納總結,設計了用戶操作捕獲演算法, 「隱地」習用戶興趣和偏好的變;提供了一種用戶需求挖掘的方法,對用戶已確定的信息做進一步的主題挖掘,由此推測或預測用戶同一興趣的不同表述方式或者挖掘出用戶新的或未表達出來的興趣;在上述工作基礎上提出了一套完整的基於用戶興趣的個網路信息檢索的決方案,該方案以用戶興趣模型為中心,以機器習(主動習和被動習)和數據挖掘為手段,輔以網路機器人,具有很強的可行和實用
  15. The modern technology give a chance for the pattern of transmitting knowledge with network, the course based on network have opened up it ' s way in china, our pursuer paid more attention to the mode, but in america, pursuer have studied the more width aspect, thereinto the investigation and design of the information in the course based on network is very important, for the design of the information decide the pattern how the student receive the information, which will effect the way of knowledge understanding and memory, and the way is related to the study pattern, so the design of the information in the course based on network is very important to the efficiency and effect. so the core of the paper is the investigation and design of the information in the course. i have the entropy from the information science as the analyse tool to analyse the information, these work tell us the efficient pattern to transmit information, based on the result, i design the net page, of course, study theory and the character of the net itself are also the factors i employ for design a good net page. then, links and navigation is constituted for students adapt to the course based on network

    當今技術的發展給知識以網路為媒介來傳播的習方式帶來前所未有的機遇,網路課程在國內迅速開展起來,但是國內研究者的注意力主要集中在對網路課程模式的探索上,放眼國外,他們的研究觸角已經涉及到網路課程比較細致的方面,尤其是對網路課程信息的研究構成了國外網路課程研究中的比較重要的一個方面,而網路課程中信息的設計是重要的,因為信息的組織設計是為了接受者能對信息進行有效的信息加工,信息的呈現模式影響著習者對知識的理和記憶方式,進而決定了習者的習模式,因此網路信息的設計在網路課程傳遞的效率和效果中就佔有很重要的位置。基於這個觀念,本文把網路信息的組織設計作為研究的重點,引入了信息科作為研究的主要工具對網路中的信息作以量研究,主要應用了信息科中信息熵的公式進行推導,得到習內容信息組織的基本模式,並充分利用網路自身特習理論對知識信息進行細致的設計,此外還對鏈接和導航信息進行了設計,在網路課程的適應方面作出了努力,把交互信息與輔助習信息的分設計與應用和對網路頁面信息的總體調節優作為主體信息設計部分的補充,最終形成了網路信息組織設計的方案,力求創設一個能夠有效傳遞知識信息,減少網路自身弊病,並帶有一定適應的網路習環境,也使更多的網路課程的設計者關注網路信息這個因素。
  16. Aiming at overcoming such deficiency, this article gives pilot study and discussion on how to realize " distance intelligent instruction system based on web ". through collecting the learning action learning fashion ^ knowledge comprehension information, learning time, test result and many other factors dynamically and putting these factors analyzed by self feed back system, then, after deducing, we can get learning ability, learning character, learning effect and some other results quickly, these results are sources to form learning content dynamically in order to meet the requirements of individual education

    針對以上不足,本論文對如何實現「基於web的遠程智能習系統」進行了初步研究、探討,通過動態收集生的習動作、習方式、知識理情況、習時間、考試情況等諸多因素,經過自反饋系統的分、推理,快速獲得習者的習能力、習特徵、習效果等反饋結果,為滿足個習、動態形成最適合該生的習內容提供依據。
  17. Based on orl, we generate knowledge extract rules by induce learning, by which we realize the dynamic extraction to outer knowledge, and then realize the automatic generation of knowledge item. by this mean, we strengthen the opened - knowledge - integration of system. 3

    本文以orl語言為基礎,通過定義文檔本體並對文檔內容進行,歸納習生成知識提取規則,實現了對文檔知識的自動抽取,並以之為輔助工具,實現了知識項的自動建立,強了系統的「知識開放集成」 。
  18. It is a new discipline that takes market, socialization, quality and skill as reality basis, takes inner contradictions and negative relations as motive power, has value of explanatory and analysis, reconstruction, control and guide and methodology

    它是以職教市場和社會、素質和技能的走勢為現實基礎,以職教要素內在矛盾和否定關系為動力,具有、批判、重構、制導和方法論等功能的新興的科。
  19. Chapter three analyzes a range of studies from the growing store of deconstructive literary criticism in order to identify its major features and axes of variation

    第三章分了來自日益擴展的批評陣營的研究,為的是確認這一范圍內的主要特徵以及變中的恆定者。
  20. After expounding suhomlicky ideas of main body ' s taking part, gagne divided the whole teaching process into nine stages according to the information processing pattern of study and memory put forward by information processing psychology. he also told us how to design chemistry teaching process in order to give prominence to students. he did so in accordance with his understanding of ausubel ' s theories of structural knowledge and transferring

    第一部分:理論分綜述國內外有關教過程中突出生主體的教育思想和教模式,通過對蘇霍姆林斯基關于主體參與思想地論述;加涅根據信息加工心理提出的習與記憶的信息加工模型,把整個習過程分成的九個階段;根據對奧蘇貝爾的認知結構理論與遷移理論的理,提出中應如何設計教程序,以突出生主體
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