點模式發生器 的英文怎麼說
中文拼音 [diǎnmóshìfāshēngqì]
點模式發生器
英文
dot pattern generator- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 發 : 名詞(頭發) hair
- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 模式 : model; mode; pattern; type; schema
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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。It has wide frequency width and high frequency relution. the maximum output frequency can get to 80m and the highest frequency relution can get to 1 u hz, the waveform memory is 64k. it has the important reference value for three classical structures - pc bus card, stand alone, vxi module
該任意波形發生器不僅能產生正弦波,方波,三角波等常用的標準信號,還可根據用戶的需要生成任意波形,具有寬頻帶,高的頻率解析度等特點,其波形最高輸出頻率可達80m ,頻率解析度可達1 hz ,波形最大存儲深度為64k ,對于目前三種典型的任意波形發生器的結構? pc總線插卡式,獨立儀器, vxi模塊都有重要的參考價值。Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently
本文在考慮催化轉化器載體內發生的傳熱傳質現象的基礎上,建立了催化轉化器的一維單孔道和三維多孔道傳熱傳質模型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上,建立了催化轉化器的化學反應模型:當催化轉化處于化學動力學控制區時,引入了考慮吸附、表面反應和脫附的表面化學反應速率公式,當催化轉化處于質量輸運控制區時,引入了決定外擴散能力的擴散系數公式和和決定內擴散速率的內擴散系數公式,並與化學反應速率相耦合,得出由擴散過程決定的化學反應速率公式。The research objective is to improve the control system performance through the combination of the advanced control strategy with the meaningful information mined from the history operation database. firstly, a new solution for the control performance enhancement is presented by the reference of the kdd technology. aiming at practical application, a novel boiler load control method, which combines the multiple model adaptive control strategy with the data mining technology, is put forward in this dissertation
本文第一部分為熱工過程式控制制與數據信息採掘,研究的重點是通過先進控制策略的應用以及運行數據中發掘的有用信息,提高現有典型熱工過程式控制制系統的性能,內容包括:首次提出了借鑒數據信息採掘技術的思路和方法,用於完善現有的熱力系統優化控制方案;在此基礎上結合生產實際,提出了運用多模型自適應策略實施鍋爐負荷控制,並利用關聯規則的數據信息採掘方法,通過對燃料發熱量信息的在線診斷,優化控制器結構,同時實現鍋爐燃燒配風的自適應調整,提高負荷、燃燒控制系統性能。In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given
從光路、光學元件的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大器和多通放大器的優缺點,對放大過程中通常忽略的放大自發輻射現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。Combined with the characteristic of the force producers and the different type of the feedback force, it analyzed the magnetoelectric analog force feedback and the magnetoelectric digital pulse force feedback closed - loop plans
在此基礎上,結合力矩發生器結構特點以及閉環反饋力類型,詳細分析了磁電式模擬力反饋閉環方案,磁電式脈沖力反饋閉環方案。The rcd has three failure modes the reject - operation, the wrong - operation and the malfunction of handle. the reliability check should consider this characteristic and these failure modes. the success ratio r and the failure ratio a are applied as reliability criterion of rcd
首先,針對漏電保護器不頻繁動作的保護電器的工作特點以及發生拒動、誤動故障及操作故障三類故障的失效模式,採用保護成功率r和失效率作為可靠性特徵量,並給出了可靠性特徵量的估計方法。The mpls technology was raised just in order to make the most of the switching technology in the core of the network and the ip routing technology on the edge of the network. before presenting the solution of the mpls, there are many integration model, the basic method adopted by them were all carry the control information from the ip router, and combine it with the transmition capability and the label switching of the atm switching machine, accordingly constructing a high speed and economic multi layer switching router. but, all these solutions can not communicate and just suit for adapting the atm as the second layer transmiting link, can n ' t work on other interface ( fr, ppp, and ethernet ), this is obviously conflict with the developing way of the based on packet of the internet
多協議標簽交換( mpls )技術就是為了綜合利用網路核心的交換技術和網路邊緣的ip路由技術各自的優點而產生的。在mpls技術方案提出之前已有的各種集成模型解決方案所採取的基本方法都是從ip路由器獲取控制信息,將其與atm交換機的轉發性能和標簽交換方式相結合,從而構建成一個高速而經濟的多層交換路由器。但是,各種方案彼此不能互通,而且僅適用於以atm作為第2層的傳輸鏈路,不能工作在其他多種媒體(如幀中繼、點對點協議、以太網)中,這與internet基於分組的發展方向相矛盾。First of all we discuss the model of information purifying and bring forward the methods of setting up the according fuzzy set and subject function. secondly after analyzing the traditional technology and the strongpoint and the shortcoing of information purifying we improve it combining with the technique of fuzzy mode identifying, data warehouse, cache etc. and we can perpetrate an on - line and synchronous purifying through analyzing the text and picture showing in the pages of network. finally, we choose sql server 2000 to design the url database and delphi, wingate as the tool for system development to develop an efficient system of information purifying which can keep the network consumer especially young student apart from the intrusion of unfriendly information and make the environment of network pure and fine
本文首先探討了該系統中的信息「凈化」模型,提出了模型中的模糊集及隸屬函數的構造方法;然後分析了傳統的信息「凈化」技術及其優缺點,結合模糊模式識別、數據倉庫、高速緩存等技術對傳統的信息「凈化」技術進行了改進,改進后的信息「凈化」技術可通過分析正在顯示中的網頁文字、圖片內容,做即時、同步性的網頁內容篩選;最後,利用sqlserver2000設計了url數據庫,選擇delphi 、 wingate作為系統開發工摘要具,設計開發了一種高效的網路「凈化」器,使網路用戶尤其是青少年學生遠離非友善信息的侵擾,讓網路環境更加純凈、美好。Compared with analog power amplifier, digital amplifier has many advantages, such as hi - fi, high efficiency, good match between amplifier and loudhailer, easy update, convenient debugging and so on. and it can process not only digital audio signal but also analog signal. accordingly, it faces a vast market
數字功放產品相對模擬功放有很多的優點:高效率、保真度較好、功放和揚聲器的匹配好、升級換代容易、生產調試方便等,且與未來的全數字式音頻廣播、高清晰度電視的發展趨勢相匹配。At the beginning of this article, we discuss system design background and whole article ' s frame. we study terminal / mainframe, client / server, browser / server model and summarize their advantages and disadvantages. browser / server is better than client / server, and it does n ' t depend on operating system and hardware, and client on browser / server model is n ' t too " fat ", for this reason student it is browser / server that ssms adopt the mode
比較結果表明,瀏覽器/服務器模式繼承了客戶機/服務器模式的優點並克服了它的缺點,不受操作系統和硬體的制約,而且能防止「胖客戶機」現象的發生,比較容易實現不同網路間的連接,瀏覽器/服務器模式是目前廣泛使用的主體結構。The research in this paper offers a new way to design programming icai platform and help to extend and apply par method. innovation and characteristic of the platform as follows : 1, focus on programming theory and improvement of the learner ' s programming ability 2, enable heuristic teaching, teach learners in accordance of their aptitude 3, introduce algorithm with the help of simulation based on java mud - thread 4, learners can get the outcome of program using auto program transform software, such as apla - c + +, apia - java 5, easiness to extend and migrate and to transform to network based icai platform
文中實現的教學軟體平臺的創新點與特色主要有: 1 、以程序設計理論和方法學為主要內容,注重學員程序設計能力的培養, 2 、結合學習理論,對教學內容進行啟發式教學,針對不同能力的學生做到「因材施教」 ; 3 、具有java多線程的模擬演示功能,形象地介紹演算法原理, 4 、實現了與apla - c + +等程序自動轉化器的銜接,學員可立即得到執行結果, 5 、軟體可擴充性、可移植性強,易於轉化為網路化教學平臺。His idea is based on the fact that the pivot of the soft wireless structure is to put the broad band a / d and d / a conversion near to antenna by all means, and to define the functions of the transmitter - receiver as many as possible in the forms of software ( namely realized by software ). the technology of background signal simulator puts the focus on the methods used to realize the software, namely to exploit the functions of the hardware ( for example, dsp fpga or asic ) through the idea of software design, and to produce ( realize ) wireless signals by high speed lsi and software programming
1992年5月的全美電信系統年會上, mitre公司的資深科學家joemitola首次給出了軟體無線電的定義,他認為:軟體無線電的組成架構的中心點是將寬帶模?數( a d )和數?模( d a )轉換器盡可能地靠近天線,將盡可能多的電臺功能以軟體的形式定義(即用軟體來實現) 。背景信號模擬器所採用的技術集中體現在軟體無線電技術,即用軟體化設計去開發硬體(如dsp 、 fpga 、 asic )功能,採用高速大規模數字集成電路、軟體編程的方法產生(實現)各種無線電信號。This article presents the property of virtual experiment. it describes the main model of virtual experiment for microcomputer interface technology, and the experiment example is presented
摘要闡述了虛擬實驗的特點,描述了互動型微機介面技術虛擬實驗模式,並以波特率時鐘發生器為例,介紹了微機介面技術虛擬實驗系統及應用。In early detection of breast cancer, digital ma mmography is considered to be the most reliable method, the presence of microcalcification clusters ( mccs ) is an important sign for the early detection. in this thesis, we first try to extract some useful features of mccs recommended by experts, and then perform classification directly by cs - matmhks, consequently, more information can be saved and the rate between fp and fn can be controlled and traded - off
在乳腺癌早期診斷中,乳腺x片被認為是最有效的技術之一,乳腺癌在x線圖像下的主要表現是腫塊和微鈣化點,本文主要是針對微鈣化簇,首先提取一系列醫學專家認為對分類有用的特徵,然後直接用cs - matmhks分類器進行診斷,從而保留了較多的判別信息,同時當提取的特徵很多即輸入模式維數很大時,用矩陣化演算法又降低了發生過擬合( overfitting )的可能性。In practical level, the paper puts forward some proposes, such as " using dynamic geometry software ", " extending curriculum ' s extent ", " integrating visual geometry ", " using pattern in algebraic teaching ", " popularizing shape calculator ", " turning teacher ' s teaching concept ", and so on. in theoretical level, the paper puts forward " one base, two bases, four emphases " for our country ' s mathematics curriculum reform. namely, the reform should be based on dialectical materialism, carrying forward the fine traditions of " two bases " and " basic ability ", paying attention to students " emotion and discovering process, integration of technology, the contact between mathematics study and life a, pluralistic evaluate
在操作層面,關于「空間與圖形」內容標準提出「動態幾何軟體的應用」 、 「擴大課程的廣度」和「直觀幾何的整合」的建議,關于「數與代數」標準提出「模式的引入」和「圖形計算器的推廣」的建議,關于「統計與概率」標準提出「數學分支的整合」 、 「轉變教師的教學觀念」和「計算工具的使用」的建議;在理論探索層面,提出「一個基礎,兩個基本點,四個注重」的改革思路,即:以辯證唯物主義為哲學基礎,發揚「雙基」和「基本能力」培養的傳統優勢,注重學生的情感體驗和發現過程,注重技術與數學教學的整合,注重數學學習與學生生活空間的聯系,注重評價方式的多元化。分享友人