連環數 的英文怎麼說

中文拼音 [liánhuánshǔ]
連環數 英文
linking number
  • : Ⅰ動詞1 (連接) link; join; connect 2 (連累) involve (in trouble); implicate 3 [方言] (縫) ...
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 數副詞(屢次) frequently; repeatedly
  • 連環 : chain of rings; interlink; connecting ring連環分子 catenated molecule; 連環畫 a book with a story...
  1. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上,通過系統建模和字模擬分析,分別針對航空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速續調節下的閉穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉穩速控制的策略。
  2. The ultrastructure of the merozoites of eimeria tenellawas observed and discribed. the pellicle consist of two layer membranes, the outer membrane was a continous covering enclosing the whole merozoites, while the inner pellicular complex is interrupted at the anterior and the micropore, and thicken to form the polar ring and micropore. there are 24 microtubules under the pellicle of the merozoite which originated from the polar ring, all of them are connected with the polar ring, and extend alongside the inner pellicular complex to the middle of the merozoite. the head of the merozoite consists of a conoid, an apical vesicule and polar ring. the conoid is a hollow truncated cone. the conoid and spical vesicule can stretch and contract. there are three or more rhoptry and a lot of micronemes. the nucleus has nucleolus. and two layer membranes

    利用透射電鏡對柔嫩艾美耳球蟲裂殖子的超微結構進行了觀察描述.柔嫩艾美耳球蟲裂殖子的表膜由外膜和內膜復合體兩層組成,外膜續,內膜復合體在頭部斷開形成極,在其它部位斷開形成微孔;裂殖子的膜下微管24根,起始於極,向後延伸至細胞核處;裂殖子的頭部由頂泡、錐體和極組成,錐體和頂泡可以伸縮;柔嫩艾美耳球蟲裂殖子棒狀體3個以上,微線量很多,二者都由電子緻密的結構組成;細胞核位於裂殖子的中後部,外被雙層膜,有電子緻密的核仁和染色質
  3. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無接和面向接的各種復雜網路境下,通信頻帶資源緊張,音頻傳輸帶寬有限且復雜多變,而各種音頻據又日益增多的局面,本文研究小波分析在信號處理方面的學依據和在據壓縮方面的實際意義,在前人不斷工作的基礎上,提出了一種優化小波包變換編碼方案用於音頻據的壓縮演算法,兼考慮了編碼效率、多碼率和壓縮時延多個方面,並在matlab境下做了模擬實驗,對各種音頻信號及多種小波函做了模擬結果比較,實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果,達到多碼率下實現實時編解碼的過程,在高速dsp晶元等硬體設備支持下,可以有效應用於實際復雜多變信源編碼。
  4. This thesis tries to update the cmdsr system to achieve the characters below : real - time, better robust, higher recognition rate, non - special - man. considering the disadvantages of traditional improved spectrum subtraction speech enhancement, this thesis proposes the theory of fuzzy spectrum subtraction based on the fuzzy theory and improved spectrum subtraction speech enhancement ; as for the difficulties of detecting the endpoint of speech signal, the thesis gives the table of initial and the improved parameters, with which we can confirm the endpoints of mandarin digit speech ; the thesis puts forward two - level digit real - time speech recognition system, the first level is based on discrete hidden markov model which is linear predictive coding cepstrum ( lpcc ) and difference linear predictive coding cepstrum ( dlpcc ), the second level is based on formant parameters ; as for the realization of hardware, the thesis depicts the realization of every part of cmdsr based on the tms320vc5402 in detail ; as for the development of software, the thesis gives the software design flow chart of cmdsr, simulates the basic theory with matlab language and gives the simulation results

    針對傳統的「改進譜相減法語音增強」參設定單一、境適應能力差的缺點,提出了一種利用模糊理論和「改進的譜相減法」結合的「模糊譜相減法語音增強」 ;針對語音信號端點檢測困難的特點,通過matlab模擬試驗,給出了能夠準確確定碼語音端點的初始和改進參表;提出了利用基於線性預測編碼倒譜參和差分線性預測編碼倒譜參相結合的離散隱含馬爾可夫模型進行第一級識別、利用共振峰參進行第二級識別的兩級漢語碼語音識別系統,在保證系統實時性的同時,實現接漢語碼語音識別系統識別率的提高;在硬體實現上,詳細闡述了基於tms320vc5402的接漢語碼語音識別系統各部分硬體設計;在軟體開發上,給出了接漢語碼語音識別的軟體設計各部分的流程圖,並對各部分進行了matlab模擬,並給出了模擬結果。
  5. The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

    本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的學模型、境場中的噪聲信號模型(包括海洋境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相,組成完整的魚雷模擬器。
  6. In an mos dynamic shift register the above problem is solved by keeping data in continuous motion.

    MOS動態移位寄存器的上述問題是通過使輸入續不斷地循來解決的。
  7. Applying two perpendicular polarized light states and a no - light state to express information, this new theoretical system covers : a ) whole architecture constructed from light processing, light transmission, electric control and photoelectric input and output ; b ) various computing units mainly consist of liquid crystal element and polarimeter ; c ) light bus mainly consists of interlinkage optic valves ; d ) ternary memory formed from semiconductor memory ; e ) register formed from optic fiber ring ; and i ) huge - numeral management based on the new concept of calculating path and calculating channel

    這個理論包括:光處理、光傳送、電控制、綜合輸入輸出的總體結構;以液晶元件和偏振器為主的各類運算器結構;以互光閥為主的光空間總線;以半導體存儲器為主的三值據存儲器結構;以光纖為主的寄存器結構;以算位、算道新概念為基礎的巨位管理方案等。
  8. Optical power meter real - time monitor optical power of each optical cable, and control computer gather the value of optical power attenuation circularly, if some values excess the limit, the computer control optical switch to connect another spare optical fiber with otdr card, control the otdr card to test the optical fiber, and then find the malfunction point accurately. the system require software system to run with hardware devices tother. this paper analyze requirement and technical feasibility in software system, ooa and uml are used to analyze software and abstract the class diagram

    通過光功率計對每條光纜中的備用光纖進行實時的監控,測試光功率的衰減值,主控計算機不斷循的對每個光功率模塊進行據採集,並記錄每路光信號的光功率衰減值,然後進行分析處理,如發現達到設定的光功率衰減門限值就報警,並控制光開關的切換,將故障光纜中的另一備用光纖與otdr卡接,通過otdr卡對該光纖進行測試,從而確定故障點。
  9. Focus on the method of driver usb device in labview develop environment, three ways ( i / o, cin, clf ) were discussed, and the way of using visa ( visual instrument software architecture ) to communicate with usb device was used that can easily develop instruments driver and application software and improve the applicability of instruments on various operating systems

    並重點分析了常用的labview開發境下驅動自製據採集卡的三種方式:直接訪問寄存器方式;調用c語言源代碼方式;調用動態接庫函的方式。提出了利用visa ( visualinstrumentsoftwarearchitecture )來直接驅動usbraw設備,簡化驅動程序和虛擬儀器軟體的開發難度,提高儀器在多種操作平臺上的通用性。
  10. There are several computer network architecture modes in the history of computing technology, such as : peer - to - peer connection of server architecture mode, bus topology architecture mode, ring topology architecture mode, two - layered or three - layered client / server architecture mode. in the recent years, the three - layered browser / server architecture has been developed rapidly and it meets the medium - sized enterprises " information management needs, so it is widely used. asp ( active server page ) developed by microsoft is a kind of programming environment used in server

    計算機網路的網路體系結構經歷了從幾個服務器簡單對等互、總線體系結構、線體系結構、客戶機服務器體系結構和瀏覽器服務器體系結構等發展變化,目前瀏覽器、 web服務器和據庫服務器的三層b s結構應用日益廣泛, asp技術以其開發簡單、功能強大、完全和html集成、易於生成、無需手工編譯和接、面向對象、可擴展activexserver組件等優點在這些web應用中獲得了系統開發者的青睞和廣泛採用。
  11. Most of your serial killers are totally methodical

    大多多殺手都是預先計劃好的
  12. " most sunday papers have comics, which children enjoy.

    "多星期日報登載漫畫,這是孩子們所喜歡的。
  13. Hours after a fiery big - rig pileup on a los angeles interstate, the roadway is still closed. at least 15 big rigs collided friday night on a rain - slicked road. the fire shut down a main connector between la, its northern suburbs and sanfranciso. it could be closed for at least another day

    周五晚上洛杉機一處州級公路發生了一起拖車相撞事件.因為雨後路滑,至少15個大型拖車相繼撞毀,引發的大火持續小時,到目前為止該路段仍處于封閉狀態.該大火切斷了落杉機和其北部郊區以及舊金山的聯系,該狀態至少還要持續一天
  14. The time continuous mathematic models of typical control elements in the vehicle control system were developed by experiment, combining the time continuous mathematic models of traditional mechanical elements with that of typical electronic elements

    用實驗方法建立磁導航車體運動字控制系統典型節的時間學模型,結合車體運動機械操縱節的傳統學模型建立整個控制系統的時間學模型。
  15. In addition, the discrete mathematic models of the digital vehicle control system were obtained by introducing the discrete mathematic models of the typical elements in the digital control system and deducing the time continuous mathematic models in accordance with z transformation method

    利用z變換方法把控制系統時間學模型轉換成離散學模型,引入字控制系統典型節的學模型,建立磁導航車體運動字控制系統的離散學模型。
  16. Hours after a fiery big - rig pileup on a los angeles interstate, the roadway is still closed

    洛杉磯一洲際公路發生拖車相撞引起大火小時后,道路仍被封閉。
  17. The strategies of middle school students ' distributing working memory resources in the running - arithmetic tasks

    中學生連環數運算中的工作記憶資源分配策略
  18. Sercos interface, a serial real - time communications system, is an connection of nc controller, drives, motion unit and i / o unit of nc control system, which are connected by a fiber optical ring

    Sercos介面是字控制系統中字控制器、驅動器、執行機構以及輸入輸出部件,在彼此間進行實時通訊的國際標準。 sercos介面採用光纜將控制部件接在一起,構成一個封閉的路。
  19. A method is proposed for detecting stepping stones by actively perturbing inter - packet delay of connections, by which the average value of the packets in the detecting window is set to increase periodically within the attacker ' s perturbation range

    摘要提出一個主動干擾跳板機接中據包間隔延遲的方法,在攻擊者所能幹擾跳板機據包延遲間隔允許范圍之內,使檢測窗口內包間延遲的平均值循遞增。
  20. In all new textbooks for elementary mathematics, the textbook published by southwest china normal university press is the first to introduce " mathematical culture " in the form of comic strip from the first year in primary school in china

    在小學學新課程實施中,西師版小新教材從小學一年級起以畫的專題形式介紹「學文化」 ,是基礎教育中學課程教材一次別開生面的嘗試。
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