需求信號 的英文怎麼說

中文拼音 [xūqiúxìnháo]
需求信號 英文
demand signal
  • 需 : Ⅰ動詞（需要） need; want; require Ⅱ名詞1. （需用的東西） necessaries; needs 2. （姓氏） a surname
  • 求 : Ⅰ動詞1 （請求; 要求） ask; beg; request; entreat; beseech : 求人幫忙 ask sb a favour; ask a favou...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 需求 : needs; need; demand; requirement
  1. So it ' s necessary to set up a image processing system to handle the high - speed digital signals, it ' s used to acquire the beaconing light and compute it ' s undershot signal

    因此必須建立一個能夠處理高速數字信號的圖像處理系統，來捕獲信標光並計算出信標光在面陣中的脫靶量，以滿足實時控制系統的需求。
  2. Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally

    本文分析了國內外水電站自動控制裝置的研究和發展狀況，尤其是國內小型水電站的自動化現狀，針對現有電力部門的需求，設計並實現了一種單元式的微機自動監控裝置，該裝置不僅實現了對水電站內各種模擬參數和數字信號的實時監測功能，還對水輪發電機組進行了調控，通過與上位機處理程序的配合，可以實現水電站的自動發電控制、機組順序啟停；在測量發電機組機端電壓和電流參數的時候，採用32點離散傅立葉演算法（ dft ） ，增加了測量的準確性和可靠性；通過通訊可以實現裝置的聯網運行，做到「分散控制、集中管理」 。
  3. The second, the main work in the paper is discussed. they are include : the theory and character of electromagnetic leaking from a computer ; the theory of accumulation mean filter and pectination filter ; the analysis of synchronous signal precision, at 10 - 12 second level, for stably intercepting ; the technology requirement of receiver and data acquisition board for clearly displaying the images recovered from the intercepted data

    本文從計算機視頻電磁泄漏和數字濾波器兩方面的基本理論出發，詳細論述了計算機視頻信息電磁泄漏的原理及特點，指出視頻泄漏信息的頻譜是以行頻為周期的譜線；分析了重加濾波器和梳狀濾波器的性能；分析了視頻泄漏信息截獲的條件；推導出穩定截獲視頻泄漏信息需要對同步信號的精度控制在皮秒級；論述了清晰再現對接收機和數據採集卡的技術要求。
  4. Moreover, we use a ph sensor at the top of the washing liquid pipe to ensure the pipe in the stomach. the main parts of instrument are sensors, control circuits, cpu, minimize pump touching panel and display panel our design is on the basis of reviewing the development of the classic stomach pump, and consulting the requests of the medic

    我們的智能洗胃機的需求分析是建立在對傳統洗胃機的回顧、國內洗胃機的缺陷分析和醫院工作人員對洗胃機提出的要求的基礎之上的，對洗胃機進出水流的信號採集，設計了相應的信號處理電路。
  5. According to signal processing capcity and the memory of sharc21060 chip, six shrac chips are used in practically processing. every chip takes on different task, and it basically realized streamy parallel processing

    根據信號處理運算量的需求以及sharc21060晶元的內存量，在實際處理中，共使用了6片sharc晶元，各晶元承擔不同的任務，基本實現了流水線式的并行處理。
  6. Because of the different function of roads and the difference of region, the form of intersections and connections between them is different with each other. at present, the types of nodes adopted in china and abroad include uncontrolled intersections, all - way stop - controlled intersections, two - way stop - controlled intersections, signalized intersections, roundabouts, grade - separated junctions and their combinations. each type of nodes has different characteristics and adapts to different function demands

    城市道路是以網路形態分佈於城市區域內的地面交通設施，由於道路的功用不同以及地域的差異，各道路間的交叉和連接方式各不相同，目前國內外所採用的節點形式有無控制平交節點、全停牌控制平交節點、二路停牌控制平交節點、信號燈控制平交節點、平面環行節點、立體交叉節點以及它們的組合形式，各種節點具有各自的特性，適合於不同的功能需求。
  7. Although many achievements have been acquired in oled structure material, production technology, drive methods, oled technology is just at the beginning, oled has given an equal chance for every company and country, and it is very important for our country to develop displaying technology of our own. the research direction of oled is managing to improve the device lifetime, at the same time found a perfect production technological flow and the global standard production mode. it is still a arduous mission that we want to live up to a batch production of oled displays in the future some years. active matrix organic light emitting diode ( am - oled ) adopts a circuit structure based on matrix addressing, and its driving circuit includes pixel driving circuit and peripheral driving circuit

    在文中，首先，分析和研究了有源oled的像素驅動電路，闡述了amoled顯示屏及其周邊驅動電路的結構和原理;其次，提出了qvga解析度的有源oled顯示屏列電極數據引線的分塊（ block ）方法，確定屏上驅動電路所需要的控制信號之間時序關系和幅值要求;最後，以fpga控制器的設計為核心，對外圍控制ic進行了具體設計，建立控制器電路模塊模型和演算法流程，通過quartus軟體對其內部的各個電路模塊進行綜合設計和模擬，得到了正確的模擬波形，完成了解析度為qvga （ 320 3 240 ）的amoled專用驅動電路的設計。
  8. 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。
  9. Digital speech has preponderance over analog speech in reliability, robustness and security during communication. however, digital speech needs more bandwidth than the analog signal. especially with the requirement for communication frequency increasing, it ' s necessary to code speech signal at low rates

    但是，數字化后的信號所佔的頻帶大幅增加，特別是在帶寬需求日益增長的今天，這個問題尤為突出，因此語音的低速率編碼（即壓縮編碼）成為迫切的要求。
  10. This new family of dsp enables cost - effective design of intelligent controllers for brushless motors which can fulfill more conditions, consisting of fewer system components, lower system cost and increased performances. in the aspect of vibration detection and analysis, the system gets two - way vibration signals. after magnifying and filtering, the signals are inputted to dsp, and are analysised by dsp based user ’ s demand

    振動測試分析部分採集兩路振動信號，經過隔離放大、濾波等信號調理電路后輸入dsp的片上ad模塊，在dsp上構建相應的數據採集模塊，以及濾波、時域分析、幅域分析等多種數字信號處理模塊，根據用戶需求對旋轉機械作相應的檢測與診斷。
  11. In the digital audio workstation, it ? necessary to transform some signals to be in accordance with some requirements for the practical reasons

    在數字音頻工作中，由於實際情況，常需要對一些信號進行處理，以滿足某種需求。
  12. The export account is the largest in china ' s diamond powder industry. our slogan is : users first, quality first and reputation first. our various sizes of products are listed in the table below. besides, we can also meet the user ' s special requirment

    我公司時刻以用戶為上帝，質量第一，信譽第一，除備有以下各粒度、代號系列產品外，還可根據用戶的特殊要求進行特別加工，以滿足用戶的需求。
  13. Considering the above preconditions, aiming at tobacco daily business and requirements of data, this article presents the following : 1. to analyze business logic and data info a flow chart, based on software including ibm aix os, db2 udb according to the tobacco number one ’ s total design thoughtfulness 2. to analyze the factors affecting db2 database performance in detail in allusion to the characteristic of tobacco industry including large data, lots of users, data updating rapidly, and frequent visits ; 3

    基於以上前提，本文針對煙草企業日常業務和數據量的需求作了以下工作:從國家煙草專賣局煙草一號工程總體設計思路出發，分析工業企業的業務邏輯以及數據信息流圖，涉及的相關平臺，包括ibmaix操作系統、 db2udb通用數據庫系統。針對煙草行業數據量、用戶量龐大，數據更新迅速、用戶訪問頻繁的特點，詳細分析了影響db2數據庫性能的因素。
  14. Transient electromagnetic methods ( tem ) can be called as time domain electromagnetic methods. the exploration equipments of tem include two units : transmitter and receiver. emission current falls down from i to 0 suddenly when step current passes through the transmitter loop

    瞬變電磁探測需要發射的電流激勵信號要足夠強、功率足夠大，發射電流波形的關斷時間要求比較苛刻，而且發射部分還需提供實時監測發射電流、關斷時間，記錄電流下降沿等功能。
  15. This paper based on the hj04a railway signal computer system which is developed by the research institute of microcomputer, hefei university of technology. according to requirement of the interlocking software " s reliability and safety. considered with the software requirement analysis, combining the uml and z, we finally design the interlocking software specification which is completeness, consistency, no redundancy, no different meanings and is consistent with the demand of the system

    本論文針對合肥工大微型計算機應用研究所研究開發的hj04a鐵路信號計算機聯鎖系統，根據計算機聯鎖系統聯鎖軟體設計可靠性和安全性要求，從軟體的需求分析著手，綜合uml統一建模語言方法和形式化描述語言z語言的方法，設計出完全的、一致的、無冗餘的、無歧義的、符合系統要求的聯鎖軟體規格說明書。
  16. But existing electroencephalogram has many shortcomings, such as expensiveness, weak anti - disturbance ability, single detecting function. so the new type of monitoring system is needed

    在腦電信號研究中，現有的腦電圖儀適應性、抗干擾能力及其功能難以滿足醫療機構的要求，因而需要研製新型的能在常規環境下使用的腦電信號智能監測系統。
  17. Unlike china, india also has a widening current - account deficit ? a classic sign of overheating, as domestic output fails to keep pace with surging demand

    不同於中國的是，印度的經常帳戶赤字也在加劇? ?這是典型的經濟過熱信號，而另一方面，國內生產無法滿足日益攀升的需求。
  18. It has good computational cost because of avoiding any inverse operation and optimal ordering. it also utilizes double - directional detection and diversity combine technology to migrate the error propagation, and then improve the ber performance

    它不需要進行任何形式的矩陣求逆運算和最優信號排序操作，因此具有良好的演算法復雜度，同時它利用雙向檢測策略與分集合併技術來抑制誤差傳遞，提高了演算法的檢測性能。
  19. Also, much related research requires the narrowband assumption, which is not always realistic in practical applications. it is necessary to analyze the effects of finite bandwidth to bearing estimation of spatially distributed source. additionally, more complex noise models should be dealt with in practical situations as well as that of white gaussian noise

    不過，其中多數方法僅適用於小角度擴展情況，當角度擴展比較大時，需要在估計的穩健性和運算量之間進行折中；而且，許多方法要求信號傳播滿足窄帶假設，這在實際的應用場合中可能很難得到滿足，有必要分析信號帶寬對分佈源波達方向估計的影響；另外，也有必要考慮空間色噪聲環境中的分佈源波達方向估計問題。
  20. The paper analyzes four sources of the bullwhip effect : demand signal processing, rational game, order batching, and price variations

    對牛鞭效應的成因，從需求信號處理、訂單批量、價格波動、短缺博弈四個方面進行了分析。
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