環線制傳輸 的英文怎麼說

中文拼音 [huánxiànzhìzhuànshū]
環線制傳輸 英文
lootransmission
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 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...
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • 環線 : circle line
  1. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調方式( 16qam和4 - qpsk )進行了模擬工作並給出了模擬結果,同時討論了碼元同步定時誤差對鎖相路工作的影響並根據流星通信中使用變速率時鎖相路的載波同步性能進行了測試;然後在基於軟體無電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位跟蹤。
  2. This product is the small alarm apparatus, the price low, the use nimble is convenient, and reports to the police the controller by the security rope transmission line composition, when use will guard against theft the rope snap ring to pull open the set in to control on the object, will insert the tight plug, will report to the police the controller to set yu jiazhong, opens reports to the police the switch then

    本產品為小型報警器,價格低,使用靈活方便,由防盜索和報警控器組成,使用時將防盜索扣拉開套在被控物體上,插緊插頭,將報警控器置於家中,打開報警開關即可。
  3. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據,完全可以滿足視頻要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速
  4. According with the specialty of the grinding productive line, the advanced agility and credible plc integrated control system is designed to in place of relay control system that owns bad reliability and bad alterability. the environment is improved. it also meets the tidal current of material transportation controlling, tally with the up trend of the science and technology in the sugar - refinery

    為解決糖廠壓榨提汁生產統繼電控系統的可靠性與可更改性差,操作工人工作境極差等缺點,結合糖廠科技發展的趨勢與當前物料多採取集中控的潮流,設計採用了先進、靈活、可靠的plc控技術對壓榨提汁生產進行集成控
  5. On the one hand, according the design principle of torque sensor, this paper researched the non - contact torque sensor, which base on the theory of electric resistance strain and the rotation transformer and could satisfied the request of our project as well as the condition of the producing process. on the other hand, the modulation method of torque signal has been solved before the signal was input to the industry computer, therefore, solved the problem of signal transfers

    其次,研究和研製了扭矩在測試工作所需要的儀器硬體。一方面,根據扭矩感器的設計原理,研製了滿足課題要求和生產現場條件的,基於電阻應變理論和電感集流的非接觸型扭矩感器;另一方面,訂了扭矩信號在入工業計算機之前的調理方法,解決了信號問題。
  6. For missile, either strategical or tractical, the most important thing is to attack the target accurately. this depends upon the accurate location of the larget by the missile radar. for protecting radar antenna from external environment and for air - dynamical requirement, a radome is used to enclose the antenna. but the radome interferes in the orientation of the antenna, degradaties its perfor - mance, decreases the power reaching the target, and most importantly, it produces so called boresight error ( bse ) that is, makes the antenna shows a slightly different direction of the target from its true direction, the boresight error is define as the angle shifted, and the boresight error slope ( bses ) is defined as the ratio of angle shift to the tracing angle of the radar antenna. to predict the boresight error and boresight error slope is an unavoiding chief task in designing radome and in its operation

    在戰略和戰術雷達導導彈中,一項重要的工作就是對目標的準確跟蹤,這取決于導彈雷達對目標的準確定位。為了保護雷達天不受外界境的影響,天罩被應用進來,但天罩在保護天不受外界惡劣境影響的同時對天電磁輻射產生某些干擾,使天的電氣性能降低,影響天的功率,更重要的是產生瞄準誤差。它使目標的視在位置與真實位置有一個角度差,這個角度差就是天罩的瞄準誤差。
  7. It realizes the functions of storing and transferring the information of fire alarm, displaying time, scanning keyboards, the safe maintenance of system and so on. the part of wireless communication is controlled by at89c2051 mcu, mainly realizing transmitting and receiving data between controller and other detectors. the external signals received by a wireless module are transmitted to mcu through shaping circuit, and the signals of mcu are transmitted by a wireless module through tone modulation circuit

    人機交互部分以單片機c8051f020為核心,為用戶提供一個良好的操作境,實現了火災報警信息的存儲及調用、時間的顯示、鍵盤的掃描、系統的安全維護等功能;無通信部分由單片機at89c2051來控,主要實現控器與其它探測裝置之間信號的無發射和接收,無通訊模塊接收到的外部信號經過整形電路送入單片機,單片機發出的信號經過音頻調再由無通訊模塊發送出去,這樣實現了數據的無;本文還從節能的角度出發,兼顧性能的可靠性,提出了一種合理的無火災報警的信息模式。
  8. Dttb ( digital television terrestrial broadcasting ) is one of the present digital television broadcasting modes, whose transmission media is earth. after a decade of intense research and development, the standards of digital television satellite broadcasting and digital television cable broadcasting have been confirmed. but the standard of digital television terrestrial broadcasting is still in disputation, for its transmission environment is rather awful, its spectrum resource is very limited and its service required is disperse, so it is potential to be improved in many aspects

    數字電視廣播發展近十年來,衛星和有電纜廣播的基本已確定,而地面廣播由於境惡劣,頻譜資源有限,應用需求分散,其標準在各國仍有極大的爭議,因為目前沒有一套標準能解決實際地面中的所有問題,因此數字電視地面廣播在許多方面都有很大的改進潛力。
  9. Transmition velocity relys on the style of encode and modulation essentially during modern data transmition for the quality of using line bandwidth and the immunity of code ties on them tightly. but it is important that the velocity of data transmition reaches its limitation in fact for the interface of environment and cross - talk. so for the improvement of transmition velocity, we must analyze the characteristics of noise signal and the model of line deeply and then take some useful measures to better the immunity of modulation wave

    在現代通信的數據過程中,速率本質上是由的編碼方式和調方式決定的,因為編碼方式和調方式直接決定了路頻帶利用率和碼元抗干擾能力的好壞,因而直接決定了速率;但是在實際應用過程中,數據速率是不可能達到理想狀況的,因為境干擾、串音干擾等因素的存在使得路的頻帶不可能被完全利用起來;因此,必須認真分析路的噪聲信號的特性以及噪聲路的模型,以便在編碼方式和調方式中針對性的做一些改進措施以改善調波形的抗干擾能力,使得速率能夠進一步提高。
  10. To the primary contradiction of real - time interactive visual simulation, limited bandwidth of network and real time transmitting parameter of relative to move sight, the control mechanism of 3 - d visual object is discussed, under the direction of hla idea, the visual federal object model vfom is established to describe the visual data distributing ; the author designed a grammar of vfom context and a turing conversion mechanism, it will support exploitation of visual simulation in different field ; the author analyses and apply opengl to design a method of implement real - time interactive visual simulation on pc, in additional with object - oriented program technique network communication technique multithreading technique, implement pc - virsp. there are 7 chapters in this thesis. in chapter 1, the developments of virtual simulation is looked back, the aim and significance and the main search content is put forward

    論文針對實時交互視景模擬的主要矛盾,即網路有限帶寬與視景運動交互參數實時矛盾,探討了三維視體運動控機理,結合hla思想,建立視景聯邦對象模型( vfom - visualfederalobjectmodel )來描述視景數據分佈;並設計了模擬實體鏈描述文本文法及其存儲轉換機,有效支持多領域視景模擬系統開發;分析並應用圖形介面標準opengl ,設計了基於pc機的實時互操作視景生成方法;針對網路分佈境下視景模擬實時交互需求,設計視景運動同步控方案;並綜合應用了面向對象編程技術、網路通信技術、多程技術,實現了基於pc機的視景實時互操作支撐平臺( pc - vrisp ? real - timeinteractivesupportingplatformforvirtualsimulationbasedonpersonalcomputer ) 。
  11. It is one of the most important works to run economically in today and future. the system of electric control automation in zhao zhaou is open, it bases on the net of rs485 bus control and centrally manages substation by control the main machine. the system controls the run parameter of electric equipment and the run environment by using the computer measure, communication and automation technology, it can realize measure, communicate, control and allocate in the remote area, transmit data and control through collect data and automatic count parameter

    肇州縣電力調度自動化系統是以rs485總工業現場控網路為基礎,通過監控主機對變電站進行集中管理的完全開放式系統,該系統綜合了計算機、測量、通訊和自動化的專業技術來監控電力設備的運行參數、監控運行境,通過對變電路及設備的交流電壓、電流的數據採集,自動計算出功率、電量、功率因數、頻率等參數,實現四遙:遙測、遙信、遙控、遙調及數據和監控功能。
  12. The congestion, packet lose and transmission error is an inherent problem with internet and wireless mobile video communication system, the techniques of error control and concealment is necessary to this video encoding and decoding applications

    對于因特網和無移動通道等境,擁塞、分組丟失和通道差錯是不可避免的,各種錯誤控和隱藏技術成為視頻編解碼中不可缺少的組成部分。
  13. The article puts forward a new digital wireless transmission system which is realized by combining a mcu as its control center with a rf ( radio frequency ) module. compared with using bluetooth technology, this resolution can guarantee the quality of the received signal even in an unstable environment, by the way the cost is quite low

    本文設計一種以ti公司msp430系列的單片機為控核心結合射頻模塊實現感信號的無數字系統。與統採用藍牙技術的方法相比,此方法在境不穩定時,仍能保證良好的數據質量,且所需成本小。
  14. On the other hand, because of transmission process, large - lag links and complicated on - line analyzer etc, a large number of industrial processes ( in metal engineering, chemical engineering systems, biomedical systems and so on ) can be modeled as time - delay systems. the stability and performance are always dominated by delay phenomena, so the study of delay systems always attracts considerable atten tion in the control theory literature

    另一方面,在實際的工業過程中,大慣性節、過程、復雜的在分析儀等不可避免地會導致滯后現象,而這些滯后特性往往會嚴重影響控系統的穩定性以及系統的性能指標,因此時滯系統的研究同樣具有重要的理論和實際工程意義,而且歷來是控理論研究的熱點之一。
  15. The main idea in this paper is to design greenhouse computer distributed auto - control system. the system is a kind of principal and subordinate structure made up of one pc and several microcontrollers, principal can bus communication network and crc validated algorithms to ensure data transmitted correctly. the local operation in greenhouse can be obtained by monitoring environment parameters and warning information can be read into pc

    本文的主要設計思想是構建溫室計算機分散式自動控系統,由一臺pc機與多個微電腦控裝置組成主從式分佈結構,採用總式can通信網路和crc校驗的通信演算法進行數據,通過讀取實時和歷史存儲的境參數值和報警信息來監測溫室的運行情況。
  16. The system solves the problem of information transmission by using microwave communication including heights design of microwave antenna to ensure the power of communication. the author studies the theory of malfunction control, and to control the system by the circular code system and to use error control by redundancy method, to ensure the reliability of the communication

    系統採用微波通信技術解決信息的難點,從天高度設計、冗餘法差錯控,循選擇等方面保證通信的可靠性,採用沖突避演算法防止通信沖突,使系統有序地進行工作,並充分地利用了通道,也提高了工作效率。
  17. Moreover, large - lag links, transmission process and complicated on - line analyzer etc, are common in the number of industrial processes, which can cause delay in the systems. such delays will be a main cause of bad performance or even instability for control systems

    而且,由於大慣性節、過程以及復雜的在分析儀等不可避免地會導致滯后現象的產生,這些滯后特性往往會嚴重影響控系統的穩定性以及系統的性能指標。
  18. For example, petroleum chemical engineering systems and metallurgy systems can be modeled as time - delay systems for their content lag and transmission delay. in addition to these, because of transmission process, large - lag links and complicated on - line analyzer etc, a large number of industrial processes ( in metal engineering, chemical engineering systems, biomedical systems and so on ) can be modeled as time - delay systems

    基本上是不可避免的,大慣性節、過程、復雜的在分析儀、石油化工和冶金工業過程中的容量滯后和延時等不可避免地會導致滯后現象,而這些滯后特性往往會嚴重影響控系統的穩定性以及系統的性能指標,甚至使系統不穩定性。
  19. On the other hand, large - lag links, transmission process and complicated on - line analyzer etc, are common in a number of industrial processes, which can cause delay in the systems. such delays will be a main cause of bad performance or even instability for control systems. so, the research on the time delay systems attracts considerable attention in the control theory literature all alone

    另一方面,在實際工業生產中,大慣性節、過程以及復雜的在分析儀等不可避免地會導致滯后現象的產生,這些滯后特性往往會嚴重影響控系統的穩定性以及系統的性能指標,因此對時滯系統地研究也一直是控理論研究的熱點之一。
  20. Sbwz - 246pw g230i 350200 0100 frxed thread m201. 5, material of sheathed protecting pipe is lcr18ni9ti sbwr series lsolated explode - proof thermocouple integral temperature transmitter, k, 200800, total accuracy : 1. 0 %, material of sheathed protecting pipe is icr18ni9ti, outer dimeter16, total length of 1000mm, insert depth of 850mm, fixed and locked installed ambient temperature of - 25 120, two wires transmit type, integral install non - seperate type the explode sign is exiall bt4, so its model is sbwr - 216tw k240j 1000850 200800,

    鎧裝熱電偶外徑6 ,總長1000mm ,插入深度850mm ,固定卡套螺紋安裝,境溫度- 25120 ,二方式,體化現場安裝非隔離型,防爆標志為exdbt4則型號為: sbwr216tw k240j 1000850 200800保護管材料
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