自發產生信號 的英文怎麼說

中文拼音 [zìfāchǎnshēngxìnháo]
自發產生信號 英文
spontaneous generation signal
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 發 : 名詞（頭發） hair
  • 產 : Ⅰ動詞1 （人或動物的幼體從母體中分離出來） give birth to; be delivered of; breed 2 （創造財富; 生...
  • 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;...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 自發 : spontaneous
  1. Section ii describes the design approach and implementation of speech module on mcf5249 coldfire core. the speech codec optimizes g. 729a codes and added voice activity detection of g. 729b to save bandwidth ; the implementation of acoustic echo cancellation uses nlms algorithm and it can reduce echo though designing adaptive fir filter and speech detector ; the dtmf and cpt generate signal using two second order digital sinusoidal oscillators and detect signal by picking up the frequency information. but only get the frequency information is not enough in cpt detector, this thesis introduces a method

    其中對語音編解碼器的設計採用優化g . 729a代碼達到設計要求，並在此基礎上加入g . 729b的靜音檢測模塊，以進一步降低網路傳輸帶寬;對回聲消除器的設計採用nlms演算法，通過設計自適應fir濾波器和語音檢測器達到回聲消除目的;對雙音多頻設計，信號發生端採用構造靜態參數表並通過二階正弦振蕩器產生信號，信號檢測端提取頻率信息以檢測信號;對呼叫進程音設計，除了類似雙音多頻的信號發生及頻率檢測設計外，還需要檢測信號持續時間，作者設計了一種基於匹配狀態表的方法以檢測信號持續時間。
  2. The factory covers an area of more than 10 000 square meters, owning television production line with advanced technology, production line of the multi functional inner works, automatic plug in package machine of high speed, whole rule signal send system, large - scale molding plastics machine of high performance, chassis automatic spraying production line and relevant corollary equipment

    公司佔地面積10000多平方米，擁有國內先進水平的電視機生產線、多功能機芯生產線、高速自動化插件機、全制式信號發送系統、高性能大型注塑機、機殼自動噴塗生產線及其相關配套設備。
  3. Enterprises have 2 national invention patents, a number of production technologies, processes and advanced ranks first, has repeatedly received national and international honours and awards, quality inspection by the chinese association classified into " national product quality, after - sale protection enterprises double credibility " and surrounded by the united nations academy of natural sciences awarded " best international ecological security enterprise " honor

    企業擁有2項國家級發明專利，多項生產技術、工藝位居國內外先進行列，曾多次獲得國內國際榮譽及獎項，被中國質量檢驗協會評定為「全國產品質量、售後服務信譽雙保障企業」 ，並被聯合國自然科學院授予「國際生態安全最佳企業」榮譽稱號。
  4. After analyzing and study two transitions of map to spatial data and spatial data to map, the author thinks the spatial data capturing is a loss map information process, and for map production firstly symbolize from spatial data, then reinforce the map information. the map production model ( mpm ) is the summary of all kinds of map production. the integration model is the best model in mpm and it infers that " spatial data first, map second " is the production process

    提出了「靜態數字制圖」和「動態數字制圖」的概念，論述它們各自特點和研究方法，並提出地圖制圖和空間數據生產都屬于「靜態數字制圖」 ；通過研究地圖和空間數據的相互轉換過程，發現空間數據生產是地圖信息損失的過程，根據空間數據來進行地圖生產必須先實現地圖符號化，然後再進行地圖信息的補充處理；本文提出的「地圖生產模型」是現有各種數字化生產模式的基礎，從理論上論證了一體化生產模式是最優模式，推導出「先空間數據生產，后地圖出版」的一體化生產流程，並歸納總結了當前數字化生產的4種基本生產模式和9種應用情況。
  5. Then we discuss the influence of laser produced by ase on signal gain

    討論了自發輻射產生的振蕩光對信號光增益的影響。
  6. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。
  7. The research paper is based on the the latest softwares of the managing inventory, its research subject is about simulating the most appropriate inventory quantity and ordering quantity by statisticing the probability of the random require quantity. its purpose is to provide the relied basement for determining the most appropriate inventory quantity and ordering quantity, the deterring policy quality will be raised, so the damage caused by unfit inventory quantity and the benefit of the entrerpreneur will be raised. the research method is by building the inventory management information system, the system includes automated management of parts entering and going out the datasbase. requesting the records of parts entering and going out the datasbase and displaying the sygonal when the inventory quantity is short out. computer calculating the fix period remaining, requesting remaining at any time and displaying if goods need ordering, all the partsof certain a product going out of basement and at the same time checking if the storaging quantity is enough. then simulating the most appropriate inventory quantity and ordering quantity simulating method is as follows : statisticing the random required quantity. calculating the probability, standing for the values with data range producing random data by function accordingly calculating the random required quantity. thenext step is simulating all the projects after pressing in the simulating conditions. finally selecting the best

    本文通過分析國內外關于庫存管理軟體的發展情況，提出在線統計貨物出庫情況的基礎上利用模擬方法確定最優存儲方案，其目的是為制定合理的貨物安全庫存量和訂貨量提供可靠的依據，提高企業管理人員的決策質量，從而減小資金的佔用和缺貨損失，提高企業的經濟效益。通過研製庫存管理信息系統使庫存信息管理自動化，也就是實現貨物入出庫管理計算機管理、自動查詢貨物入出庫情況並在缺貨時給予提示、使用計算機貨物余額定期結算、貨物余額實時查詢並顯示是否需要訂貨、裝配出庫管理使得只要輸入需要裝配產品代號和數量，組成它的所有零件就會自動檢庫和出庫。然後對安全庫存量和訂貨量進行模擬，模擬方法是首先自動統計貨物在過去某一段時間內的需求量，計算出概率，用隨機數的范圍表示其概率數值的大小，利用隨機函數產生隨機數、從而間接的產生隨機需求量，給定模擬天數和其他模擬條件模擬各種方案，從眾多的存儲方案中找出最優存儲方案。
  8. Because every currency purchase must be matched by a sale, reducing imports effects exchange rates and the output of other producers, just as opening the fridge door alerts the thermostat and triggers the compressor

    因為每當發生貨幣購買都必須有相應的銷售，減少進口則會影響匯率和其它生產商的產量，正如打開冰箱門則對自動調溫計發出信號，進而引起壓縮機的相應活動。
  9. Civil air defense alarm system was a system to dispense antiaircraft alarm sig - nal, hand hostile air attack informational communication to urbanite at wartime. it is a particular informational communication system of the civil air defense depart - ment, and can not be taken place. at the development trend of digitaliza - tion, unitization, integration of civil air defense communication, the civil air defense alarm system is developing too, for adaptation to the require of both future war and peaceful dual, and enhancing civil air defense communication system ' s directing automation. in recent years, development of different kinds of communication technology infuses new clearly energy into communication, especially spread spectrum communication, because of its strongly interference - free feature, invisibility best, realizable code division multiple access and antimultipath wane and so on merit, gets extensive use at wireless region ; the corresponding spread spectrum chips emerge as the times and get boom, which provides advantag e to realization of the circuit of spread spectrum communication. at the same time, in company with the advance of electronics level, the single chip microcomputer has a great development, world renowned chip manufacturer pushout respective products one after another, the kinds of which are too many to statiste

    在人防通信的數字化、一體化、綜合化必然的發展趨勢下，人防警報系統也不斷發展，以適應未來戰爭和和平時期的雙重需要，提高人防通信系統指揮自動化。近年來，各種通信技術的發展給通信注入了活力，擴頻通信更因其抗干擾能力強、隱蔽性好、可實現碼分多址和抗多徑衰落等優點在無線領域得到了廣泛應用；其相應擴頻處理晶元應運而生並得到迅速發展，這為擴頻通信的電路實現提供便利。同時隨著微電子工藝水平的提高，單片微型計算機有了飛躍發展，世界上著名的集成電路晶元製造商紛紛推出各自的產品，單片機型號之多，已達到難以統計的地步。
  10. Audio and video processor covers the devices and tools that deal with av signal and are developed and produced by liguo.

    視音頻處理設備主要包括用於處理視頻和音頻信號的一系列利國公司自行研製開發生產的產品和工具。 .
  11. The fundamental principle of this system is as follows. divide the incident beam into two beams, one of which passing through variable optical delay ( vod ), then combination of the two beams with the same amplitude and delay - superposition is sent to bi - photon detector and transformed into current signals, whose intensity is proportional to the intensity of bi - photon autocorrelation signals

    本系統的主要原理是:把入射光分為兩束，讓其中一束光通過一個可調光纖延遲線，再把這兩束具有相同幅度並延時重合的光合路後送進雙光子探測器，該探測器同時吸收兩個光子發生雙光子效應從而產生電流信號，且其大小與雙光子自相關信號的強度成正比。
  12. 3 ) a simulation software of numerical calculation of eeg was developed based on matlab, after the methods used to solve eeg forward problem and inverse problem had been analysed. the software included three modules : 3d reconstruction of real head model, eeg forward problem using bem, eeg inverse problem using shrinking loreta - focuss algorithm. in the future, spatio - temporal source model will be investigated and the simulation software will be optimized and developed

    3 ）研究了在具有真實幾何結構及電磁參數的頭模型下腦電正、逆問題的求解方法，形成了自己的思想，開發了基於matlab環境的腦電信號產生源分析計算軟體，實現了從mri圖像出發建立頭的數值計算模型，用bem演算法計算腦電正問題，用shrinkingloreta ? focuss方法進行腦內電活動的反演的一系列計算模擬。
  13. Our business scope includes research, development, design and production of following products : vacuum and high pressure equipment for environmental cleaning, parking and revenue control systems, vehicle emergency lights and sirens, audible and visual signaling, lighting, cable connectors, plugs and receptacles used for mining ; sale of the self - produced products ; and provision of technical service and technical consulting

    經營范圍為高壓及真空環境清潔設備，停車場電子收費系統設備，車用警燈和警報器，可視和可聽的信號燈和報警設備，礦用燈具、連接器、插頭和插座的研究、開發、設計、生產；銷售自產產品以及提供配套服務；技術服務和技術咨詢。
  14. Wide plus ak series intelligent pressure transmitter which is universal intelligent series transmitter, it introduced advanced production technology from america and japan adopts the world leading technique, pass through strict quality control. this kind of transmitter is searched and developed independently by our company that is pressure detect transmit unit in the industrial automation control system. it measures fluid pressure in the industry process and converts it into 420 ma dc signal output ; at the same time, it may be remote parameter setup, remote control, self - diagnosis by field hart protocol

    Wideplus - ak系列智能壓力變送器是引進美國和日本的先進生產工藝，採用世界領先技術，經過嚴格的品質管理，由我公司自行研製和開發的通用智能型系列變送器，是工業自動化控制系統的壓力檢測變送單元，它測量工業過程流體壓力，將其轉化成4ma 20ma dc信號輸出，同時通過現場hart協議可進行遠程參數設定遠程控制自診斷等功能。
  15. Ak series intelligent pressure transmitter which is universal intelligent series transmitter, it introduced advanced production technology from america and japan adopts the world leading technique, pass through strict quality control. this kind of transmitter is searched and developed independently by our company that is pressure detect transmit unit in the industrial automation control system. it measures fluid pressure in the industry process and converts it into 420 ma dc signal output ; at the same time, it may be remote parameter setup, remote control, self - diagnosis by field hart protocol

    是引進美國和日本的先進生產工藝，採用世界領先技術，經過嚴格的品質管理，由我公司自行研製和開發的通用智能型系列變送器，是工業自動化控制系統的壓力檢測變送單元，它測量工業過程流體壓力，將其轉化成4ma 20ma dc信號輸出，同時通過現場hart協議可進行遠程參數設定遠程控制自診斷等功能。
  16. The discrete expression of frt is studied and presented, and program is composed according to the fast algorithm, so that the digital implementation of anamorphic fc becomes possible. the connection of anamorphic fc peak and fractional orders is a problem of higher dimensional optimization. based on theoretical analysis and simulated annealing algorithm and programs we compose, the optimized orders and correlation peaks are gained while the patterns detected have dilation

    求解變形分數相關峰輸出與分數階的關系是高維變量優化問題，基於理論分析的結果，採用模擬退火演算法及自編程序對相關信號產生縮放的情形進行了計算模擬，獲得了優化的分數階及相關輸出，並對信號發生移動時，相關峰的變化進行了計算模擬和分析。
  17. Principles of automation : switche control is used to command sewing - up signal and motors, and stroke switches are equipped for coordinating each action. by adjusting positions of stroke switches, the duration of automatic processes could be controlled as production required

    自動原理：採用開關控制遇縫頭發信號，控制電機運轉，配上行程開關控制各動作的協調，調整行程開關的位置便可按生產需要來控制自動過程的時間長短。
  18. A special address codeword produced by optical encoder at the side of transmission and data information are modulated on optical carrier and transferred. the data from different users are transmitted through optical fiber. the information belonging to local user is demodulated by the special optical decoder while optical signals carrying other users ’ information are filtered as noise

    在發送端特定的光編碼器產生某一特定的地址碼，將數據信息與此地址碼調制在光載波之上發送出去，不同用戶的數據都在光纖媒質中傳輸，接收端用特定的光解碼器解出屬于自己的信息，而攜帶其他用戶信息的光信號，就像噪聲一樣被過濾掉。
  19. This high speed digital test module is based on the vxi bus structure and specified on multi - channel and high speed aspects ; it is also capable of generating the stimulant signal and collecting the responded data ; meanwhile because the relationship between stimulation and response can be programmable, the module is highly intellective and it helps the testing system work more automatically ; what ' s more, with the good functions like real - time comparison, branch, single step, pause, trigger, it makes the testing more efficient as well

    本實驗室設計實現了高速數字測試模塊，該模塊是採用vxi總線結構的儀器，具備以下功能:多通道，高速度;同時具備產生激勵信號和採集響應數據的能力;能夠通過編程在激勵和響應之間建立起因果聯系，使整個測試過程體現出一定的智能性，大大提高測試系統的自動化程度;具有實時比較，實時跳轉，單步，暫停，觸發等功能，使測試過程更加快速和靈活。
分享友人
分享到 Line

分享到臉書