突發波 的英文怎麼說

中文拼音 []
突發波 英文
erupting wave
  • : Ⅰ動詞1 (猛沖) dash forward; shoot out 2 (高於周圍) protrude; bulgeⅡ副詞(突然) abruptly; sud...
  • : 名詞(頭發) hair
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • 突發 : bolt
  1. Crisis jeopardizes national politics and economy in the matter of its outburst, graveness, influence and aftereffect

    摘要危機由於其性、嚴重性、影響性和餘性,對于國家政治、經濟危害極大。
  2. These show that it is easier to inspire the severe convective weather by the action of nonlinear gravity waves in the condition of the existence of high - level jet

    因此中尺度非線性重力的相互作用是強對流天氣然爆和一類颮線形成的可能動力機制之
  3. Shortwave channel is time varying transmission channel. it has dispersion in frequency and time domains. this characteristics hinds the data transmi - ssion at high speed and the correction of received data. in this dissertation i have analyzed the statistic characteristic of shortwa - ve channel, established the model of shortwave channel and simulated the rayl eigh fading distribution. the technology of spreading spetrum has been proved that it has the capability for anti - multipath and discerning multipath

    在短通信中,由於通道的時間色散和頻率色散,引起多徑展寬和多徑衰落,前者限制了數據的傳輸速率,後者造成短數據通信中出現錯誤,為了解決多徑效應對短通信的影響,本文所做工作如下:首先詳細分析了短通道的統計特性,建立其數學模型;其次分析了擴頻通信的特點,從理論上證明擴頻技術不僅具有抗多徑干擾能力,而且具有分離多徑的能力;介紹了傳統的rake分集合併技術的特點。
  4. Methods of estimating baud rate, signal to noise ratio ( snr ) and reference phase are investigated. a modified euclidean algorithm is proposed to estimate baud rate of the burst packets. a cumulant based algorithm of estimating snr of star - qam is proposed which has better estimation performance in medium scope of snr

    研究了自適應調制中特率,信噪比和載相位等參數的估計演算法;提出一種基於修改的歐幾里得演算法的特率估計演算法,這種演算法可以對分組的特率做出準確估計;提出一種星型qam信號的信噪比估計演算法,在中等信噪比條件下,具有較好估計性能。
  5. In a tdma network, multiple users share the common medium ( or channel ) and bandwidth but different intervals of time. in case of the burst mode, the carrier of the modulated signal needs to be synchronized in a very short time. the common approaches such as a costas - loop and so on are no longer suitable any more

    在一個時分多址( tdma )通信網路中,多個用戶通過不同的時間段共享一個傳輸線路(或者通道)的帶寬資源,每個用戶只能在分配給自己的時間段內進行通信,這種方式信號的解調要求載恢復要在很短的時間內完成,我們以往在連續信號解調器中採用的costas環等方法很難適應這種要求。
  6. The transmitter does the work of a burst transmission, its encoding and framing are all implemented in the link control part, the base - band process part does the spreading, fir filtering and up frequency conversion

    射機實現一個傳輸過程,編碼和組幀都在鏈路控制部分實現,基帶處理部分做擴頻、 fir濾和上變頻的工作。
  7. The design and application of ad6640 and ad6624 are fully discussed in this part. the design of software module includes the parameter design for ddc filter and the baseband signal processing of dsp. and the realization of the viterbi channel decoding algorithm by dsp and the simulation of the burst at the transmitter are discussed

    模塊的硬體設計主要包括: a d轉換器、數字下變頻器( ddc )以及dsp ,詳盡討論了a d器件ad6640和ddc器件ad6624的設計和應用;模塊的軟體設計主要包括: ddc濾器參數設計和dsp的基帶信號處理,給出了viterbi通道譯碼演算法dsp實現和射端形成的模擬實現。
  8. This article introduces application of some facility state monitor, such as ultrasonic thick measure monitor and intellectual bearing failure analyzer in chongqing natural gas purification plant general, so it can reduce sudden accident

    摘要介紹了重慶天然氣凈化總廠應用超聲測厚監測和智能軸承故障分析儀等對裝置設備進行狀態監測,以減少設備事故,闡述了狀態監測工作對裝置設備安全運行具有一定的指導意義。
  9. We call it twt photonic burst network because it employs otdm in the regional network and owdm in the long haul backbone network

    由於在區域網路中使用光時分復用技術,而在長距離骨幹網路中使用光分復用技術,因此稱之為twt光網路。
  10. When multi - kinds of interference occur, such as the barrier, the circumstance of upgrade and downgrade resulting in the change of resistance, and electrical source ' s fluctuation, all those influence has a little influence on the speed of welding dolly and the invariable speed and the regulative speed can be realized

    當受到各種干擾(即行走過程中遇到障礙物或上坡、下坡等情況,小車的阻力生變化及電源動為主的干擾)時,焊接小車的行走速度幾乎不受影響,實現了焊接小車的恆速或變速行走。
  11. Coast guards from scandinavia and the baltic states used popcorn to simulate an oil slick as they carried out an oil - spill emergency drill in september, which delighted the seagulls

    來自斯堪的那維亞半島和羅的海諸國的海岸警衛隊9月進行了針對海上石油泄漏事件的搶險演習,在此過程中他們使用了爆米花來模擬石油漂浮層,這令海鷗們甚為欣喜。
  12. In twt photonic burst network, the bandwidth granularity is a single timeslot rather than a whole wavelength, so the bandwidth can be used more efficiently ; what is more, the dynamic bandwidth allocation is based on the reservation information of every edge node, so it can meet the challenge of burtsy ip traffic

    在twt光網路中,帶寬分配的粒度被減小至單個時隙,而不是整個長,因此能夠使得帶寬的利用更充分有效;另外,帶寬的分配是依據各邊緣節點的帶寬預約信息而動態進行的,因此能夠適應ip數據流量具有的高性。
  13. Based on the investigation of analysis methods for the overvoltage striking on rotating electric machines and its research status at home and abroad, the safety forecast theory and the analysis method for the switching overvoltage of large power stations are firstly presented based on the field - circuit analysis, and the transient field distribution and the insulation condition in the stator winding insulator stricken by the switching overvoltage in large power stations are studied and analyzed on line

    本文在分析和總結國內外關于旋轉電機過電壓分析方法及其研究現狀的基礎上,首次提出了基於場路結合的廠站操作過電壓安全預測理論和分析方法。本文研究了大型電站中的操作過電壓沖擊電機定子繞組絕緣介質中暫態電場的實時分佈狀態,在線分析電機的絕緣工作狀況,搜索電機內部可能絕緣事故的區域,預測電機內部可能生絕緣事故的故障點,並重點研究了大型電機絕緣安全在線預測分析方法和建立了大型電機絕緣安全評估模型。
  14. With the rapid and continuous development of in service, the bottleneck of the whole system is becoming more and more prominent, thus causing many problems, such as the instable operation of the whole system, the hindrance of the service development, the low quality of the pstn and the safety threat of the net. to solve these problems causing by insufficient estimation in intensity of traffic in the early days, the centralized in equipment is put into use. for example, the scp is used compositely to compensate for the fluctuant service among different in service

    這是由於建網初期對話務量的預測不足,採取集中設置智能網系統設備方法而引起的,如scp採取混合使用,以相互補償各類智能業務的動,而帶來了以scp為界面的較大系統瓶頸問題,如果業務量大會引起scp大量拒呼,嚴重時還會完全阻斷業務;此外,由於ssp的配置不夠加之智能網話務的性強,而ssp決定了智能網系統可接受話務量多少的能力。
  15. Under the same restriction of a universal sdr hardware platform, the demodulation of linear modulated waveform, continuous phase ( no - linear ) modulated waveform, and multi - carrier modulated waveform, are investigated. corresponding to those three modulation schemes, bust mode mpsk, omsk, and ofdm signals are taken as the examples to implement a multi - mode sdr receiver, and results are presented

    本文在軟體無線電通用硬體平臺結構下,分析了線性調制方式、非線性連續相位調制方式和多載調制的軟體接收機實現問題,分別以模式mpsk調制、 gmsk調制、 ofdm調制模式為對象,給出了具體的多模式接收實現方法和模擬結果。
  16. Coast guards from scandinavia and the baltic states delighted seagulls wednesday by using popcorn to simulate an oil slick as they carried out an oil - spill emergency drill

    本周三,來自斯堪的那維亞半島和羅的海諸國的海岸警衛隊進行了針對海上石油泄漏事件的搶險演習,在此過程中他們使用了爆米花來模擬石油漂浮層,這令海鷗們甚為欣喜。
  17. The proposed two layered wavelet tree structure can decompose the traffic data into each time scale and consume less space than traditional wavelet structure. an online single pass algorithm designed to detect burst can flexibly adjust the time scale of aimed bursts and the process time is not influenced by the threshold settings

    提出的兩層小樹摘要數據結構將網路流量層次性地分解至各個時間尺度,相比普通小摘要結構耗用空間更少,設計的在線單遍掃描演算法對異常時間尺度的檢測范圍能夠靈活調整,處理時間不受閾值設定的影響。
  18. This thesis adopts 8psk / qpsk modulation mode that ' s widely applied in short - wave communication to research all - digital blind receiver in burst mode based on software radio technology. then related solutions are given for the doppler frequency shift problem and multiple fading problem in short - wave channels. the arrangement of the thesis is below : chapter 1 gives brief description for the new technology and new systems of short - wave communication and for the development and appliance of software radio

    本文採用短通信中應用廣泛的8psk qpsk調制方式,研究基於軟體無線電技術的模式全數字盲接收機,並對多音并行及慢速傳輸中存在的多譜勒大頻偏問題、單音串列、高速數傳時在短通信鏈路中生的干涉衰落問題做了研究,提出了相應的解決方案。
  19. First, the author builds the improved architecture based on behaviors for the mobile robot moro - i, proposes a full strategy of obstacle avoidance for region filling, and defines random obstacle and general obstacle which will be dealt with differently, - moreover, the multi - sensor system is set up which includes five groups of ultrasonic sensors for detecting the environmental information and the artificial neural network is used to fuse the information from each sensor group to achieve a precision of obstacle identification ; finally, the hardware and software are designed for the realization of obstacle avoidance

    本文作者建立了移動機器人改進型基於行為的體系結構,提出了較完善的全區域覆蓋移動機器人的避障理論和策略,定義了障礙和一般障礙,並給予不同的處理方式;同時重點構建了多傳感器系統,採用五組超聲傳感器用於檢測環境信息;基於人工神經網路對每組獲取的信息進行分析和融合,從而較準確地完成了對障礙的識別;最後,通過軟硬體的設計,實現了特定的避障行為。
  20. Recently regarded as a viable switching technology to transport ip traffic directly over wdm networks, optical burst switching ( obs ) has received a lot of attentions because it combines the benefits of optical circuit switching ( ocs ) and optical packet switching ( ops ), and overcomes their shortcomings, is more efficient in the bandwidth statistical multiplexing, and the reservation scheme

    交換( obs )作為一種實現ip - over - wdm的光交換技術,結合了長路由交換( ocs )和光分組交換( ops )的優點,同時也克服了二者的不足,能提供更有效的長統計復用和資源預留機制,已引起了國內外眾多研究機構的關注。
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