控制聲道 的英文怎麼說
中文拼音 [kòngzhìshēngdào]
控制聲道
英文
control track- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 道 : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
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Design of multi - cavity mold for the rubber dust cover
軌道交通噪聲控制結構設計及吸聲材料研究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,建立回波信號的數學模型、環境場中的噪聲信號模型(包括海洋環境噪聲、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連,組成完整的魚雷模擬器。President bush arrived in the area amid reports of rapes, beatings and carjackings. earlier evacuation attempts were disrupted by gunfire and armed looters ruled the streets
在新聞媒體廣泛報道了所發生的強奸,毆打,劫車之後,布希總統到達了現場。早先的大撤離的努力被槍聲中止,武裝匪徒控制了街道。Measure of traffic noise pollution in beng - huai highway
道路交通噪聲預測和控制方法的研究進展The chelsea manager claimed yesterday that a similar experiment done now would reveal even greater control of his emotions and, while he has not always seemed so unflappable ( least of all in the nou camp last season ), why shouldn ' t he be a study in serenity
昨日,切爾西主教練聲稱如今再做此類實驗的話,可能顯示他控制情緒的本領更上一層樓,然而他並不總是如此地鎮定自若(最甚是上賽季在諾坎普球場) ,難道他就不該被冷靜分析?Turbo codes represent the new code structures, which consist of pccc ( parallel serially convolutional code ) and sccc ( serially concatenated convolutional code ). in this paper, the background of turbo codes are firstly introduced, which includes the base principle of error correction code 、 block code and convolutional code ; the principle of turbo code and the iterative decoding is secondly expanded ; the key decoding algorithm : a revised map algorithm and iterative decoding theory are detailed ; then, a new turbo code structure : hccc ( hybrid concatenated convolutional code ) is presented, and the capacity of this code method is analyzed, the average capacity upper bound is derived ; at last, this code is simulated on awgn ( additive white gaussian noise ) channel and rayleigh fading channel
本文首先介紹了turbo碼的背景知識,包括差錯控制的基本原理、分組碼和卷積碼;然後闡述了turbo碼的基本原理,包括turbo編譯碼器結構及迭代譯碼原理;較為詳細地描述了關鍵的譯碼演算法: ?種改進的最大后驗概率( map )譯碼演算法及迭代譯碼演算法;提出了一種新的turbo碼結構:混合turbo碼(混合級聯卷積碼) ;並用編碼性能聯合界分析方法對混合turbo碼進行了性能分析,得出了其平均性能上界;並在高斯白噪聲通道和瑞利衰落通道上分別作了一些應用研究及計算機模擬實驗。The ultra amusing ultra q remote control sweeps clear the vehicle, 1 to 8 proportions, 8 channels entire directions remote control, when advance backlash on the automobile body work lantern festival glitters, is concurrent music, the careful design remote control conforms to the kinesiology, the unique double throwout lever remote control way, on about remote control two throwout levers each control two powers wheels, slightly cause the vehicle the radius of turn to be more nimble, and marches forward when the vehicle simultaneously opens sweeps the plate to sweep clear and to turn fights controls remotely into the reality, sweeps the plate starts when also can send out delightful music, sweeps the plate also to be able control during rotation rocks, behind in the automobile body work theater box puts has continuously may skid and may open the cover the trash can, the trash can also may take out, turns fights may independently control remotely, the handling room vehicle door may start, the remote control is away from in the city surpasses 30 meters, the spacious area may achieve above 50 meters, holds controls nimbly is convenient, the luminous automobile body paint surface, works first - class, the use industry packs the ni - cd battery to take the power supply, may repeatedly charge 300 above time
超好玩超q的遙控清掃車, 1比8比例, 8通道全方向遙控,前進後退時車身上的工作燈會閃爍,並發出音樂聲,精心設計的遙控器符合人體工學,獨特的雙推桿遙控方式,遙控器上的兩個推桿各控制左右兩個動力輪,使得車的轉彎半徑更小更靈活,並且在車行進時同時開啟掃盤清掃和翻斗遙控成為現實,掃盤啟動時也會發出悅耳的音樂聲,掃盤在轉動的同時還會左右晃動,車身後部的工作廂內放有一直可滑動並可開啟蓋子的垃圾桶,垃圾桶還可以取出,翻斗可以獨立遙控,操作室車門可開,遙控距離在城市中超過30米,空曠地區更可達到50米以上,操控靈活方便,光亮的車身漆面,做工一流,使用工業包裝ni - cd電池組作為動力源,可反復充電300次以上。Research on vibration characteristic and vibration control of the hydraulic piping is carried in this paper
本課題的重點是液壓管道振動特性研究及振動噪聲控制。Prevention of railway noise pollution state environmental protection administration and ministry of railway have jointly issued the notice on enhancing railway noise pollution prevention, requesting the whistling of the trains travelling in urban areas and the loud speakers of the railway stations, marshalling yards, and switchyards should be controlled
鐵路噪聲污染防治國家環保總局與鐵道部聯合發布了《關于加強鐵路噪聲污染防治的通知》 ,要求控制市區運行的火車鳴笛及火車站、編組站、調車場指揮作業的高音喇叭。The underwater - radio buoy for use as obtaining the ocean " s acoustical parameters is a underwater acoustic signals record system which has long distance radio remote control and data transmit function. the technology key of the dissertation study is that under the requirements of the system the monitor and record equipment on the acoustic source vessel, the monitor and record equipment on control vessel command and control the work slate of the buoy system by radio data transmitting mode of short wave transmitter - receiver
海洋環境參數獲取浮標監測系統屬于具有長距離無線電遙控?數傳功能的水下聲信號接收記錄系統,本論文研究目標的技術關鍵在於根據系統要求,指揮船和發射船監控記錄設備通過短波電臺以無線數傳方式,對浮標系統的工作狀態進行指揮和控制,浮標則通過同一短波通道向指揮船上報浮標方位、工作狀態、關鍵數據及非常狀態下的報警信號等。In the following chapters, a 16 - channel experimental phased array ultrasonic testing system is thoroughly explained, including digital beam forming, low noise programmable amplification of received ultrasound signal, multi - channel hi - speed hi - precision data acquisition, hi - speed real - time processing of multi - channel ultrasound signal, and hi - speed data transfer based on pci bus. in addition, the frame of software system is built
本文詳細闡述了作者所獨立研製的16通道相控陣超聲檢測實驗系統,包括數字化超聲發射/接收波束形成、超聲信號的低噪聲程式控制放大、多通道高速高精度數據採集、多通道超聲信號高速實時處理、基於pci總線的高速數據傳輸等全部電路模塊的結構及工作原理,並說明了所編寫的底層軟體系統的框架。Cinematography - multichannel analogue and digital photographic sound and control records on 35 mm motion - picture prints and negatives, and digital sound - control records on 70 mm motion - picture prints and negatives - position and width dimensions
電影攝影. 35mm電影膠片圖和負片上多通道邏輯和數字圖片聲音和控制記錄,以及70mm電影膠片圖和負片上數字圖片聲音和控制記錄.正片和寬度尺寸With the characteristics of the underwater acoustic channel, media access control protocols at data link layer adopt the maca protocol which uses rts - cts exchange to solve the hidden and exposed situation and automatically control power
在數據鏈路層的設計中針對水下聲通道的特點,對于介質訪問控制協議採用了maca協議,它使用rts - cts控制報文握手機制來解決uan中的隱蔽終端、暴露終端以及功率控制問題。The noise annoyance model was brought forward, also the iirninal noise annoyance under different noise sensitive regions were drawn. some measures and suggestions to decrease the noise effects were proposed
根據高架復合道路交通噪聲實測及對周圍敏感區域人群所產生的噪聲煩惱度的分析結果,提出了高架復合道路噪聲防治和控制對策。By reviewing the cases of environment impact value of urban rail transit in china in recent years, and based on the analysis and summary of environment impact value ( eiv ) results and practical effects, some problems in environment impact value ( eiv ) are discussed comprehensively, among which arc the choice of environment protection targets, the accuracy of source strength analogy, forecasting methods of noise and vibration and the principles of control measure
摘要通過對近年來國內城市軌道交通環境影響評價實例的回顧,在對環境評價結果與實際效果進行分析和總結的基礎上,對環境影響評價中的若干問題進行綜合探討,包括環境保護目標的選擇、源強類比的準確性、噪聲與振動預測方法及採取控制措施的原則等。In this paper a multi - passage controlling tactic composed of infinity impulse filter is presented to solve the problem in theory, but actual effect must be verified by experiment in future
文章嘗試採用由無限脈沖濾波器組成的多通道控制策略,從理論上解決源噪聲信號採集問題,其實質效果還有待於後續實驗驗證。In the hardware implementation of a multi - channel active noise control system, the computational complexity is increased sharply when the number of filter coefficients and channels are increased
摘要在多通道有源噪聲控制系統的硬體實現中,當通道數目增大或濾波器長度較長時,常規的多通道演算法運算量急劇增加,使控制器可能無法實時實現。Product introduction bst - ant - g0 series access product adopts integration design, and synthesizes the antenna rfidreader infrared ray check voice and light alarm and powerful io controller. its read range can up to 120cm, and use for identifying personnel or goods passing in or out the access
Bst - ant - g0系列通道產品採用一體化結構設計,集成天線系統rf讀寫設備紅外檢測聲光報警和功能強大io控制器,讀寫距離可達120cm ,可用於人員貨物通道進出識別。On the other hand, many business groups have built up the modern enterprise institution, the structures of their corporate governance are nearly perfect and their basic management works have done very well. so optimizing the financial supervision and control system and reinforcing th e inner management of the business groups become more and more important. beyond all doubt, carrying on systemic and overall theoretical research to the above - mentioned problems then announcing the results will produce the enormous social benefits and economic benefits
眾所周知,我國企業集團的組建速度大多較快而整體管理水平卻相對滯后,其間的財務監管和控制工作尤為薄弱,各成員的經營運作與集團財務管理目標經常背道而馳,作為集團公司法人治理結構的重要組成部分與集團財務體制的核心內容,財務監控體系的重要性正引起人們的普遍關注,大力推進和加強企業集團財務監控體系建設無疑具有重大的現實意義和深遠影響;另一方面,隨著我國現代企業制度的逐步到位,相當一部分治理結構較為完善和管理基礎工作比較扎實的企業集團,優化財務監控體系和進一步提升企業集團內部管理水平的呼聲正日漸高漲,毫無疑義,對上述問題進行系統全面的理論研究並將研究結果公佈於眾,必將產生巨大的社會效益和經濟效益。Abstract : based on an investigation of some projects involving vav air conditioning systems in shanghai, describes the general status of these projects, system modes, air distribution, indoor air quality, noise control, duct design and automatic control, and predicts the future prospect of vav system application
文摘:介紹了對上海地區採用變風量空調系統的部分工程的調研情況,分析總結了工程概況、變風量系統的方式、氣流組織、室內空氣品質、噪聲控制、風道設計、自動控制等,對其應用前景作了展望。分享友人