滿射關系 的英文怎麼說

中文拼音 [mǎnshèguān]
滿射關系 英文
surjective relation
  • 滿 : Ⅰ形容詞1 (全部充實; 達到容量的極點) full; filled; packed 2 (滿足) satisfied; contented; conte...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • 滿射 : bijection
  1. On the basis of analyzing limitation of using penalty function method dealing with constraints, an amending method based on the knowlege regulating strategy is suggested to amende the mapping relationship of infeasible constraints in decoding, thus making the regulated individuals map into the space to obtain the most promising optimal solution

    在分析懲罰函數法對約束處理效率較低的情況下,提出了一種基於知識調整策略的修正法,對解碼中不滿足約束的映進行修正,使調整后個體映到最有希望獲得最優解的空間中。
  2. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級統單模輻場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  3. Abstract : solid propellant rocket motors are preferred for most ballistic missiles because they need simple maintenance and can be launched quickly. but the conventional thrust termination devices limit the depletion of every stage ' s grain and increase some extra - weight. an improved method for designing a multi - stage solid rocket based depleted shutdown was provided. in order to solve the problem of lack of thrust termination devices, a device to adjust the burnout angle will match the final burnout velocity and satisfy the desired range. the method can also limit the detection from anti - ballistic missile system

    文摘:由於維護簡單和發快速,彈道導彈多用固體火箭發動機,但繁雜的推力終止裝置使各級裝藥不能耗盡並讓結構增重.提出了一種對基於耗盡機多級固體火箭概念設計的改進方法,此方法滿足導彈統主要的戰技要求.為解決無推力終止裝置的末速不準問題,可在末級發動機採用姿態調整裝置,對角進行調整,配合末速以滿程要求.本方法還可抑制敵方反導探測
  4. Aiming at this problem, the main research issues and achievements in this paper are as follows : bi - directional data transformation between rdb and xml with semantic constraints preserved for most of existing researches on static data transformation between xml and rdb, dtd is taken as the schema description language for xml, and the semantic constraints are often lost during the transformation process. to overcome these disadvantages, the author adopts xml - schema, a standard schema description language proposed by w3c to replace dtd, as the description method owing to its more powerful functions than dtd, and of course with the syntax much more complicated. after analyzing the constraints characteristics in both xml - schema and relational schema, a semantic constraints - preserved algorithm is proposed which can realize the bi - directional schema mapping between rdb and xml through a formalized description of xml based on regular tree and a general expression for relational schema based on direct graph approach

    保留語義約束的xml與rdb雙向靜態數據轉換技術現有研究大多採用dtd ( documenttypedefinition ,文檔類型定義)作為xml的模式描述語言,並且在模式映過程中丟失語義約束信息,本文分析了xml - schema ( xml - schema採用與dtd完全不同的語法,數據描述能力更強同時也更為復雜,已被w3c確定為替代dtd作為xml模式描述語言的標準)及模式的語義約束特徵,通過基於正則樹的xml形式化描述方法以及基於有向圖的一般模式表示方法的研究,建立保留語義約束的xml - schema與模式的雙向模式映演算法,實現了xml與rdb的雙向數據轉換,較好地解決了xml與rdb在靜態數據轉換層面的數據集成問題,可有效滿足企業大量rdb數據面向xml的發布以及與日俱增的xml數據存入rdb的應用需求。
  5. It also discusses some properties of homology regular morphism, and its close relationships to homology monomorphism ( epimorphism ) and homology equivalence

    給出了同調正則態的一些性質,以及它與同調單(滿)態和同調等價之間的
  6. ( 4 ) we prove that shapes of ellipses obtained from the leading binomial of [ p are independent of the decomposing methods, and two ellipse equations removing their constants satisfy the same relation of transformation as two [ p curves under the perspective transformation

    ( 4 )證明了隱含多項式分解的首二次因子積所對應橢圓曲線的形狀與分解的方摘要法無。如果兩條隱含多項式曲線滿足透變換,那麼它們首二次因子積中的橢圓曲線方程去除常數項后也滿足這種變換
  7. 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,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,揭示了cn薄膜特性和等離子體內反應過程之間的聯;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,揭示了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速率。
  8. Firstly, the work principle of staring laser detection optical system is introduced, and the relation between optical antenna ’ s amount and fov in laser warning system of optical antenna array is deduced

    首先闡述了凝視型激光輻探測光學統的工作原理,推導了光學天線陣列激光告警統中光學窗口數與光學單元視場角應滿足的
  9. The thermal process model of imbed pipe floor heating room at intermittent operation was set up by analyzing the thermal storage of enclosure. then, a solution method was give for it basing on duhamel theorem. the calculation results shown a good indoor thermal environment can be hold when the system, which designed on out door temperature for heating basis, operates half day in night under outer door mean temperature in winter

    對典型房間的計算結果顯示:統間歇運行時,供暖統開啟和閉后室內溫度呈指數規律變化;當統按供暖室外計算溫度設計,實際運行日的室外平均溫度等於供暖期室外日平均溫度時,在室外逐時溫度較低的時段低溫熱水地板輻供暖統運行半天左右可滿足全天供暖室內計算溫度要求。
  10. Compared with traditional air - conditioning, its advantages lie in thermal comfort energy efficiency free use of spacing and etc. this paper introduces the procedure and the result of the experiment of gas - heater radiant floor system and gshp radiant floor system and compares them with traditional air - conditioner. based on the analysis of the heat transfer of radiant floor, this paper uses the theory of heat transfer to establish a mathematical model and computes it with difference equation. the important factors inferred from the model such as floor surface temperature heat intensity composite heat transfer coefficient deviate from the experiment result in a small range of 20 % and fit the need of the practical use

    在分析了輻地板傳熱機理的基礎上,文中利用熱傳導、大空間的自然對流換熱等傳熱學理論建立了輻地板的傳熱模型,再採用有限差分方法對模型求解,所得有地板供冷熱性能的重要參數如地板表面平均溫度、熱流密度、地板表面復合換熱數等與實測值相差在20以內,滿足工程使用要求;同時得出輻地板盤管供水溫度是影響地板供冷熱性能的重要因素的結論。
  11. This paper begins with the summary of concept model and evaluation model of customer satisfaction theory and its measurement methods, and introduces the measurement model and evaluation indices system used in this paper ; then it explains how to analysis the results by using the matrix of satisfaction - importance with the combination of classify of measurement indices ; and when it comes to the research on the value relationship between customer satisfaction and performance, this paper establishes the shine model, which describes the relation between satisfaction indices, service function and enterprises " activities. then it conies up with the thoughts system of performance management for service enterprises. at last, it analysis " the present situation of customer satisfaction with shijiazhuang branch of railway communication and information co. ltd

    本文先後從概念模型研究和度量模型兩方面綜述了顧客滿意的基本理論及測度方法,並介紹了本研究採用的測量模型和評價指標體;進而闡述了如何用滿意度? ?重要度矩陣結合按相性的指標分類來對測評結果進行分析;然後,在研究顧客滿意與企業績效的價值時,構建了顧客滿意測評指標、服務屬性和企業活動之間的映模型;接著提出了績效管理的基本思想體;最後,針對鐵通石家莊分公司用戶滿意度狀況進行了實例分析。
  12. 3. improve the drive system of speedy cutting off valve in trt after investigating the operation of the trt system of the blast furnace and analyzing the structure of the speedy cutting off valve, the problems of the speedy cutting off valve are described from the viewpoint of system function. the new principle solution which contents the required function is determined by the mapping relation between function and effect in fee model, then the function structure is improved by trimming

    3 、快速切斷閥驅動統的改進設計對trt統和快速切斷閥結構進行了深入研究,從統功能的角度描述了快速切斷閥存在的問題;按照需求功能通過fee模型中功能與效應映,確定滿足需求功能的效應,產生了新的原理解;並應用裁剪對功能結構進行改進,提出了快速切斷閥存在問題的解決方案。
  13. The factors that have effect on the car ' s emission such as cleaning inside engine, size of three - way catalytic converter and leakage of exhaust system etc have been tested and analyzed, and some related parameters are determined. in order to ensure that the emission meets the requirements of the euro ii standard at one time, to pass the examination of 80000km durability, and to achieve excellent performance indicator while assuring the emission requirements, the design of intake manifold and camshaft profile is optimized, the test of engine performance and car ' s emission and environment performance have been conducted. through comparison by test, it is shown that the carburetor engine after retrofitting to electronic fuel injection engine has achieved good level in terms of emission and performance, and has been upgraded to the same level as the engine of japan mitsubishi and suzuki

    為了滿足國家環保法規不斷提高的要求,本文對化油器式發動機改造成電控燃油噴式發動機進行了研究與開發;確定了工程方案和開發目標;對機內凈化、三元催化器體積、排氣統漏氣等對整車排放的影響進行了試驗和分析,確定了相參數;為了確保對整車排放的影響進行了試驗和分析,確定了相參數;為了確保排放一次通過歐標準,並完成8萬公里耐久性考核,在確保排放的同時達到良好的性能指標,對進氣歧管、凸輪軸型面的設計進行了優化;並進行了發動機性能測試,整車排入測試和環境性能測試。
  14. Xrdbm improves xml - dbms at following aspects : the consistency maintaining method during transforming semi - strctured data model into relation model, the maintenance of xml document and the problem of different subelements with the same name, etc. based on xrdbm, the author proposes an algorithm of xml publishing to deal with the input sql statements and generate valid xml document for the certain dtd automatically, named valid xml generating from sql ( vxg - sql )

    Xrdbm對xml - dbms進行了如下改進和完善,包括dtd生成模式中常見的子元素重名、 xml文檔在數據庫中的維護、模式和半結構化模型之間映的一致性維護方法等。在xrdbm基礎之上,作者設計並實現了根據sql語句自動生成符合dtd 、滿足一致性約束的xml文檔的演算法vxg - sql 。
  15. In this paper the model of pill flying outer ballistic trajectory is established, and the aerodynamic force calculating method is given. the author set forth the relation of small caliber gun currency firing table and ballistic trajectory consistency, and give testing relation formula of small caliber gun cartridge ballistic trajectory consistency ; at the condition of navy 37 millimeter gun, the design of improved shrapnel currency firing table project is studied ; the data of shooting experimentation is analyzed, and have contrast analysis with theory calculating result. give better improved shrapnel project, and the ballistic trajectory consistency experimentation show that the project satisfy the request of the ballistic trajectory consistency

    本文應用了彈丸飛行時的外彈道模型並結合彈丸的氣動力計算方法,分析了小口徑艦炮通用表與彈道一致性的,並給出了小口徑艦炮彈藥彈道一致性的檢驗式,研究了在海37艦炮的條件下對改進榴彈通用表方案的設計,進行了對空擊試驗數據的分析,並與理論計算結果進行了對比,給出了相適宜的改進彈方案,並經彈道一致性試驗驗證該方案滿足彈道一致性要求。
  16. With the inherent relation between spotlight mode sar and stripmap mode sar, a method that stripmap sar imaging is performed by multiple - subpatch processing algorithm based on spotlight mode sar is also proposed in chapter 2. in the method, we study how to choose scene size to avoid significant motion through resolution cells and develop the formula of filter bandwidth determined by scene size

    論文第二章還詳細分析了條帶模式與聚束照模式之間的區別及聯,提出了一種基於聚束照sar成像演算法實現條帶數據處理的方法,對成像區大小的選擇作了分析,推導出成像區長度與濾波器帶寬應當滿足的式,並用實測數據進行了驗證。
  17. Second, the edge points on the scan - lines of the first prewarped image are detected and the corresponding points on the same scan - lines of the other prewarped image are matched. third, with these corresponding edge points, the scan - lines of the two images are segmented. in the end, more exact corresponding relation of these points are obtained under the use of the affine transformation and the auto - corresponding of the images are finished

    該演算法首先矯正源視圖,使矯正後圖像滿足視點平移;然後檢測第一幅圖像掃描線上的邊緣點,再由這些邊緣點匹配出第二幅圖像上對應的邊緣點,利用這些對應的邊緣點再分割兩幅圖像中所對應的掃描線;最後用仿變換建立較為準確的點與點的對應,完成圖像的自動匹配。
  18. So we setup a test system to generate burst mode optical signal, to simulate the feature of amplitude and phase disproportion of the burst mode signal, and at the same time it can change the relevant data when needed. the burst mode optical signal generators are used to simulate the upstream transmitting and receiving process, and detect the characteristics of the transmitter and receiver module. only use this method, the indexes measured can satisfy the requirement of the real system

    因此在研究突發光模塊的過程中,就需要建立一套測試統來產生突發光信號,模擬出突發信號幅度和相位不均衡的特點,同時還要能夠根據需要改變相的數據,通過突發光信號模擬產生統來模擬pon上行信號的實際發送和接收過程,以檢測發模塊和接收模塊的性能,只有這樣測出的模塊指標才能滿足實際統的要求。
  19. Furthermore, the existing algorithms for dynamic query are generally dependent on the static mapping algorithms. to resolve these two problems, a gvrs ( general virtual relational schema ) model for xml document is put forward as a bridge between xml instance document and factual rdb, and an algorithm which transformes xquery into sql and is independent on the static schema mapping, is realized. based on the above approaches, the dynamic data query on bottom rdb is carried out through xml view and the data integration between rdb and xml is achieved on the dynamic query tier

    通過xml視圖動態檢索底層rdb的技術建立基於rdb的xml動態檢索機制;針對現有動態檢索演算法大多依賴靜態模式映演算法的問題以及基於w3c工作草案xquery的研究尚無實質性進展的現狀,通過提出並建立gvrs ( generalvirtualrelationalschemaforxmldocument )模型,作為xml事例文件與rdb之間的橋梁,實現了一種與靜態模式映「無」的xquery到sql的轉換演算法,保證動態檢索對各種靜態轉換的普遍適應性,實現了通過xml視圖對底層rdb的動態數據檢索,較好地解決了xml與rdb在動態檢索層面的數據集成問題,可有效滿足根據用戶需要有選擇動態檢索統底層rdb數據的需求。
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