點下對中 的英文怎麼說
中文拼音 [diǎnxiàduìzhōng]
點下對中
英文
centering under point-
This thesis firstly introduces new demands of aerial product logistics support under high - tech war and some defects of traditional logistics support, and puts forward a kind of system model of aerial product logistics support following data - sharing of cals, and emphasizes detm. secondly it sets forth application of step and xml in the ietm, researchs conversion of xml schema and relation schema, and simply researchs mapping of xml and express. afterword, a based - xml framework of info - transfer between different platform are presented, according to this framework, the author establish a archetypal system of helicopter information query system based xml and dbms
本文首先介紹了現代高科技戰爭條件下對航空產品維修保障的新要求，概述了傳統的後勤保障技術的不足，遵循cals的數據共享的理念，提出了航空產品維修保障系統模型，重點研究了互動式電子技術手冊；接著分析了step標準和xml技術在製作互動式電子技術手冊中的應用，重點研究了肌模式和關系模式之間的相互轉換，初步研究了xml和express語言之間的映射關系；然後，提出了基於xml的一種解決航空產品信息跨平臺傳遞的解決方案，給出了該方案的具體實現流程和詳細的通訊協議，並開發了基於xul和數據庫的某型號直升飛機的信息查詢原型系統。Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。In the second part, we analyzed the speciality of the vogue journal, compared to other media, and point out the industry chain that confined them. in the third part, we analyzed the typical cases, according to supply chain, source chain, brand chain, service chain, and point out the regularity of the vogue journal. in the last part, we offered some advice to develop the chinese vogue journal, pointed out that we should associate globalization and gentilitial, capitalize on the regularity of industry chain in order to develop chinese vogue journal at the background of economy globalization
論文分為四個部分展開:第一部分，是對時尚期刊范疇的界定，從理論和市場的雙重視角對時尚期刊進行分析，以期達到邏輯和歷史的統一性;第二部分，是對時尚期刊特點的分析，通過它與其他媒體的深入比較，從現代產業的角度，指出其內部深刻制約它的產業鏈;第三部分，是對時尚期刊產業鏈的研究，通過典型案例的分析，從供應鏈、資源鏈、品牌鏈、服務鏈等多重角度，提煉出時尚期刊產業鏈的規律;第四部分，是對中國時尚期刊產業的前瞻性戰略思考和對策性建議，指出在經濟全球化的大背景下，中國時尚期刊產業的發展，必定要在全球化和民族化的結合中，充分利用產業鏈的規律，壯大自身的實力。In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production
論文具體分析研究了不同成形工藝過程中金屬流動的特點，並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度（底部高度）與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析，獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲線，同時對油泵定子成形過程的影響因素等進行了分析，優化並獲得了合理的溫擠成形工藝及模具參數。最後，利用模擬優化獲得的各項工藝參數進行生產實驗，得到實際生產出的合格油泵定子件，並將模擬結果與生產實驗結果進行比較。The exhaust emission of a diesel engine differs in different operating condition. in order to study the fuel - economy and exhaust emission performance of vehicle turbocharge - intercooled diesel engine on all steady operating conditions, on yc4112zlq d. i. turbocharge - intercooled diesel engine, 72 operating conditions ( 8 speeds, 9 loads per speed ) were tested under steady operating condition
為了在整個工況范圍內研究車用增壓中冷柴油機的經濟性與排放性能，作者在柴油機穩定運轉狀態下，對yc4112z _ lq （ 125kw 2300r min ）型直噴式增壓中冷柴油機的72個工況點（ 8個轉速，每個轉速9個負荷點）作排放特性試驗研究。In this thesis, studies are focused on as follows : ( 1 ) based on analyzing the general transfer - matrix, the conception of the generalized double layer soil model is proposed, and the transfer - matrix ( r ) of half - infinite elastic mass is introduce - d to the analytic expressions of stress and settlement under the uniform circular, rectangular and strip vertical loads in multi - layered soil ; ( 2 ) according to the analytic expressions of the additional stress and settlement under unifo - rm circular in multi - layered soil, rectangular and strip vertical loads, the programs are develop - ed to resolve and debugged. the results show that the programs are correct ; ( 3 ) through calculating the coefficient of additional stress on the central axis of uniform circ - ular vertical loads, under the corner point of the uniform rectangular vertical loads, and on the central axis of uniform strip vertical loads, and the settlement on the center of uniform circular vertical loads and uniform rectangular loads in double - layered soil, the characters of stress and settlement are discussed ; ( 4 ) a case, as an example, is studied with different calculation methods, such as traditional theory, fem. the results obtained are compared
本文在已有研究成果的基礎上進一步開展了以下幾方面的研究： （ 1 ）在對層狀地基傳遞矩陣法中的總傳遞矩陣分析的基礎上，提出了廣義雙層地基模型的概念，並把半無限體的傳遞矩陣r引入到多層地基在圓形垂直均布荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式中； （ 2 ）根據多層地基在圓形荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式，編制了程序，調試通過並驗證了其正確性； （ 3 ）通過對雙層地基圓形垂直均布荷載中心軸線上的附加應力系數和荷載中心沉降，矩形垂直均布荷載角點下的附加應力系數和荷載角點沉降及條形垂直均布荷載中心軸線上的附加應力系數進行的計算，探討了雙層地基中的附加應力與沉降特性； （ 4 ）應用本文的層狀地基體系理論對一個工程實例進行了計算分析，並與傳統的計算方法的計算結果和有限單元方法的計算結果進行了對比分析，結果表明利用層狀地基理論計算更能反映地基中附加應力分佈的實際情況。Based on the original data of tm in 1988, 1992 and 1998, then after some processing and analysis, the author have the thematic data of land - use by interpretation. on the basis of them, the author made the analysis of land - use for this area based on the spacial analysis of gis and the method of comparison between result of land - use classification as follows : the method of aggregating analysis, the analysis of urbanization, the analysis of the transformation rate of cultivated land, the analysis of the driving force of land - use change and the sustainable use of land. the conclusions may be demonstrated below : the cultivated land decreases with the patchs fragment ; road spreads radialy surround second - ring road ; the urban land expands quickly toward southwest along the major roads and be concentrative. rural land and industry increse rapidly with dispersing ; 0thers change slowly. the major driving forces of land - use change in this area are the rapid expansion of urban and rapid growth of population, foreign investment and the development of tertiary industry which was based upon the real estate. according the trendency of land - use change, the author consider that we must insist on the way of the sustainable use of land based on protecting the cultivated land
在此基礎上，應用分類結果比較法，在gis各種空間分析功能（幾何量算、統計分析、疊加分析及緩沖區分析）的支持下，對該區土地利用變化進行了如下分析：土地利用綜合分析、城市化進程分析、耕地轉化率分析、土地利用變化因素分析及土地的可持續利用分析。結果表明：該區土地利用變化主要表現為耕地大量減少，斑塊破碎化；交通用地沿二環線呈放射狀向四周擴展；城鎮用地沿交通干線向西南方向擴張迅速，用地趨于集中；農村居民點和工礦業用地增加，用地趨于分散；其它用地變化較慢。這一用地變化的主導因素是城鎮用地擴展快、人口增長迅速、外資的大量投入及以房地產為主的第三產業的快速發展。Part i tries to track to the history of education trend of thought of anarchism in china. it includes 4 phases : introduction ( the end of 19 century - 1902 ), development ( 1902 ~ 1911 ), bloom ( 1912 ~ 1921 ), eclipse ( 1921 - 1927 ). part n analyses education ideas of the faction of china anarchism. lt includes tian yi faction, new century faction, min sheng faction, the faction of anarchical communism. part hi puts forward my evalution form there different angles. generally speaking, it had special significance in special time. even though it had many flaws, it is important for us to value education trend of thought of china anarchism
主要包括四個方面：無政府主義的產生與傳入（ 19世紀下半葉1902年） ；無政府主義教育思潮的形成（ 1902年1911年） ；無政府主義教育思潮的全盛（ 1912年1921年） ；無政府主義教育思j兌回在a碩士字位論父wmaster 』 sthesis潮的衰落92年1927年l通過對其歷史的回眸，可以清晰地了解無政府主義教育思潮在中國各個時期的特點及發生變化的原因，揭示它的流變軌跡及其對中國教育思想影響的深度和廣度，從而使國人充分地認識和了解無政府主義教育思潮在特定的歷史時期所發揮的特殊的歷史作用。In the second part, primarily analysising and studying the details in the development of american modern landscpe architectur with several phases. from the 1940s to 1960s, after the end of world war ii and the economic renaissance, american landscpe architecture began to rally and make great changes in all aspects of its own with the pace of the times. the article discuss and analysis these major change of the trade one by one
在文章的第二部分重點的對美國當代園林的發展歷程進行了分階段的詳細分析和研究。 20世紀40年代中期到60年代中期，在戰爭結束、經濟復甦的時代背景下，美國的風景園林業得以重振旗鼓，同時隨著時代的變化，行業的各個方面發生了巨大的改變，論文對行業的主要變化逐一做了闡述和分析。The second section : under the conditions of nonlinear boundary controbility, we consider the initial boundary value problem of camassa - holm equations with dissipative. by using the contractive mapping fixed point theorem and a priori estimates, the existence of global smooth s olution, global attractor in h ~ ( 2 ), t ime p eriodic s olution or almost - periodic solution and the global exponential stability are proved
第二部分：在非線性控制邊界條件之下，對于帶耗散項的camassa ? holm方程的初邊值問題，用壓縮映射不動點原理及先驗估計方法，證明了整體光滑解的存在性、整體解的指數穩定性、 h ~ 2空間中整體吸引子的存在性以及時間周期解和殆時間周期解的存在性。Chapter two " impacts of china ' s accession to wto on retail industry " analyzes : the influence of accession to wto on domestic retail industry ; pressure from international business capital due to its advantages of capital strength, scale and advanced business pattern ; competition pressure from low profit criterion of supermarket business ; pressure from the management advantage of international business groups. chapter three " development strategy for retail industry after china ' s accession to wto " studies the development strategy for china ' s retail industry after accession to wto : formulating relevant laws and policies for foreign capital introduction as soon as possible ( asap ) ; working out plans for establishment of large - scale supermarket network asap ; developing multiple business patterns with mainstay business as the focus ; developing chain store business to bring about scale efficiency ; accelerating of modern enterprise institutional reform ; promoting scientific management level of retail enterprises ; setting up scientific and overall marketing concept, further strengthening sense of market orientation ; attaching greater importance on resources of talented persons and commodities ; making full use of information technologies, implementing e - commerce mode in retail enterprises ; actively exploring northwest china and developing new market
文章第二章「中國加入wto對零售業的沖擊」從中國零售業對外開放的歷史入手，簡要介紹了中國加入wto對國內零售業的影響，指出加入wto后，中國零售業可能面臨以下幾個方面的沖擊：國際商業資本在資金、規模和業態的先進性上所帶來的壓力；規模擴張壓力，即中國連鎖超市受到了投資規模擴張的資金壓力；超市行業低贏利水準的競爭壓力；國際商業集團在管理上的優勢對中國零售企業的壓力；新的管理理念、服務方式進入所帶來的沖擊；現代商業觀念的引進打破了中國商界固有的思維；國際經濟一體化程度的提高不斷促使中國零售業的絕對利潤和相對利潤下降；我國零售業網點的不足以及布局的不合理；零售業的信息革命所帶來的觀念沖擊。The first part : the general description of promoter ' s civil liability this part generally describes some problems including the conception of promoter the features of promoter ' s liability etc. as to some controversial issues such as the conception of promoter, corporation de facto, the author promotes personal viewpoints and makes preparations for the whole passage, on the basis of the introduction of academic attitudes
文章分為四部分。第一部分：發起人民事責任概述該部分主要概述發起人民事責任的概念、特點等。對于發起人概念的界定以及發起人存在載體?設立中公司法律地位等問題，筆者在介紹學界的觀點的基礎上提出自己的意見並闡述了理由，為下文所涉及的概念術語及相關前沿理論問題作了必要的鋪墊。Since the 70 ' s of last century when the energy crisis broken out, building energy saving became a focus all over the world. under this background, there are more and more cries for hvac systems to reduce their energy consumption
自上世紀70年代中東石油危機以來，建築節能開始成為舉世關注的焦點，危機的爆發加深了人們的節能意識，在這樣的背景下對空調系統節能的呼聲和實踐也越來越多。Secondly, this dissertation analyses the action characters of soccer robot, designs kinds of actions in allusion to switchover of attack and defend, puts forward theory of action selection and rules of action selection in order to realize part cooperation which combines court subarea and switchover of attack and defend when soccer robot is under special state thirdly, after considering the characters of obstacles in the robot soccer, we have founded the collision module, to the current questions of obstacle - escaping arithmetic, we put forward the new obstacle - escaping strategy based on the speed vector information which is able to dope out the potential obstacles in the moving path and count out the suitable velocity to escape obstacles by the aid of the geometry transform of obstacle velocity vector the grid implementation arithmetic of path - searching tree is set forth for the convenience the result of simulating competition showed that this way is suitable to the mobile obstacle escaping
（ 2 ）分析了足球機器人動作的特點，針對機器人足球比賽的攻防狀態轉變，進行了各類動作設計；為了使足球機器人在特定狀態下，實現局部的配合，將攻防狀態的變化與球場分區相結合，提出了足球機器人的動作選擇機理和動作選擇的規則。 （ 3 ）分析了機器人足球比賽中障礙物的特點，建立了足球機器人碰撞模型。針對目前機器人足球比賽中避障規劃演算法的不足，提出了基於障礙物的速度矢量信廣東工業大學工學博上學應論文息制定的足球機器人避障策略。Abstract : the characteristics of the central control room in the r efinery were analyzed. it was pointed out that the control room should adopt expl osion - proof constructure. rules to determine anti - explosion grade was explored
文摘:分析了煉油廠目前中心控制室的特點，指出中心控制室應採用抗爆結構，探討了抗爆等級的確定原則，提出了圓筒形和方形、半圓形殼體、橢圓形殼體和地下式共四種抗爆形式，並進行了對比。Impact of lowering the cut - point for impaired fasting glucose on the distribution of impaired glucose regulation subcategories in chinese adult population
空腹血糖受損下限切點下調對中國成人糖調節異常分佈的影響Network forensics is an important extension to present security infrastructure, and is becoming the research focus of forensic investigators and network security researchers. however many challenges still exist in conducting network forensics : the sheer amount of data generated by the network ; the comprehensibility of evidences extracted from collected data ; the efficiency of evidence analysis methods, etc. against above challenges, by taking the advantage of both the great learning capability and the comprehensibility of the analyzed results of decision tree technology and fuzzy logic, the researcher develops a fuzzy decision tree based network forensics system to aid an investigator in analyzing computer crime in network environments and automatically extract digital evidence. at the end of the paper, the experimental comparison results between our proposed method and other popular methods are presented. experimental results show that the system can classify most kinds of events ( 91. 16 ? correct classification rate on average ), provide analyzed and comprehensible information for a forensic expert and automate or semi - automate the process of forensic analysis
網路取證是對現有網路安全體系的必要擴展，已日益成為研究的重點.但目前在進行網路取證時仍存在很多挑戰:如網路產生的海量數據;從已收集數據中提取的證據的可理解性;證據分析方法的有效性等.針對上述問題，利用模糊決策樹技術強大的學習能力及其分析結果的易理解性，開發了一種基於模糊決策樹的網路取證分析系統，以協助網路取證人員在網路環境下對計算機犯罪事件進行取證分析.給出了該方法的實驗結果以及與現有方法的對照分析結果.實驗結果表明，該系統可以對大多數網路事件進行識別（平均正確分類率為91 . 16 ? ） ，能為網路取證人員提供可理解的信息，協助取證人員進行快速高效的證據分析The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability ， insulation coordination ， electromagnetic interference ， but assault safety 。 in china ， the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network ， low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai ， beijing ， and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas ， such as zhuhai ， substations grounding with low resistance revealed some problems ， including power supply reliability rapidly dropping ， transmitting line often tripping ； and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance
爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析，比較各方式的特點，然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型，在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下，對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算，其計算結果與電科院所作現場試驗進行了比較。However, the roads being reckoned as good as a harbour, the anchorage good, and our ground - tackle very strong, our men were unconcerned, and not in the least apprehensive of danger, but spent the time in rest and mirth, after the manner of the sea ; but the eighth day in the morning, the wind increased, and we had all hands at work to strike our top - masts, and make every thing snug and close, that the ship might ride as easy as possible
但這塊錨地素來被認為是個良港，加上我們的錨十分牢固，船上的錨索轆轤纜篷等一應設備均十分結實，因此水手們對大風都滿不在乎，而且一點也不害怕，照舊按他們的生活方式休息作樂。到第八天早晨，風勢驟然增大。於是全體船員都動員起來，一起動手落下了中帆，並把船上的一切物件都安頓好，使船能頂住狂風，安然停泊。This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored
二值化時對整體閾值二值化、局部閾值二值化、動態閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論，特別對利用空間信息進行閾值選取進行了詳細論述；在對通過對基於數學形態學的細化的基礎上，討論序貫同倫形態細化演算法和保形的快速形態細化演算法；然後依據聯機字元識別原理框圖，分析了手寫數字的結構特點，提出了基於筆劃特徵的任意手寫數字在線識別技術和基於多級分類器任意手寫數字在線識別技術，對其中涉及的筆劃識別前的噪聲處理、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述；繼而在對手寫數字的分割的基礎下對脫機手寫數字識別進行了研究，對基於最小距離分類器字元識別、基於樹分類器的字元識別、基於自適應共振（ art ）網路的字元識別分別進行了詳細討論，並引入置信度分析將多個分類器進行了混合集成；最後簡單闡述了手寫數字識別的典型應用，對其在大規模數據統計、財務、稅務、金融及郵件分揀中的應用進行了探索。分享友人