頻譜線 的英文怎麼說

中文拼音 [bīnxiàn]
頻譜線 英文
spectrum line
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
  • : 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...
  • 頻譜 : frequency spectrum; frequency content; spectrum; power density spectrum; power spectrum; [系統] s...
  1. This instrument can meter the electric level, frequency spectrum, carry to noise ratio, a / v, cobbly ratio, voltages of the ac trunk line and the battery. furthermore it can display the above information on the lcd and store them in the eprom

    該場強儀可以對有電視系統的電平、、載噪比、 a v比、系統不平度、交流干和電池電壓等進行測量,並通過液晶顯示,結果保存於eprom中。
  2. Besides the more obvious broadcast, emergency and mobile radio services there are cellular and cordless telephones, radar, garage door openers and other remote controls, telemetry, and amateur and cb radio

    除了廣播段,應急通信段和移動通信段以外,還包括蜂窩電話、無繩電話、雷達、遙控器、無電愛好者和民用段。
  3. Electromagnetic compatibility and radio spectrum matters - electromagnetic compatibility standard for radio equipment and services - part 12 : specific conditions for very small aperture terminal, satellite interactive earth stations operated in the frequency ranges between 4 ghz and 30 ghz in the fixed satellite service v1. 2. 1

    電磁兼容性和無情況.無電設備和服務的電磁兼容性標準.第12部分:固定衛星服務中工作在4 ghz到30 ghz帶的衛星地面站微小孔徑端的具體條件
  4. Formant : it uses the estimation of the overall shape of the spectrum ' s amplitude envelope

    共振峰:使用了對的振幅包絡的大體形狀所作的估計。
  5. In various speech character parameters, formant frequency, bandwidth and pitch frequency are chosen as voice character parameters. the reasons are as follows : hearing apperceive experiments indicates that formant frequency can stand for a majority of voice information, while average pitch frequency can explain 55 % ability of speaker verification

    數據結果與多項式回歸和性多變量回歸相比,支持向量回歸既提高了泛化性能又避免了不連續性,從而使轉換語音與目標語音的距離失真分別減少了33 . 29 %和35 . 24 % 。
  6. Acoustics ; spectra and frequency curves, concepts, representation

    聲學.聲.概念表示法
  7. The structure of the testing platform is described, and the experiment content and principles are given in detail. the transmission error curves and space frequency curves are emulated. the circuits of rotor part and software are finished

    本文介紹了實驗臺的整體結構,實驗內容的設置和各實驗的工作原理,模擬了傳動誤差曲及其空域圖,詳細闡述了轉子測量的電路設計、下位機程序設計和上位機的軟體設計。
  8. To achieve the target spectral efficiency and throughput of e - utra, several proposals have discussed and concluded on the need for multiple antenna systems

    為達到進階通用無接取之預期中的效益及傳輸能力,已有相當多的提案針對多重天系統中的需求考量進行討論並做出結論。
  9. Evolving the underlying networks to support a mass market, however, presents a number of challenges : spectrum is a limited resource ; cdma standards have sub - optimal spectral efficiency ; layered 3g network architectures are not conducive to low - latency services ; and capacity - enhancing smart antenna or multiple antenna systems have been disappointing

    但開發基本網路以滿足廣大市場,仍面臨幾大挑戰:資源有限、 cdma標準的光效率未達最優、分層3g網路架構未能實現即時服務、及容量增大的智能天或多天系統仍不盡人意。
  10. 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信息電磁泄漏的原理及特點,指出視泄漏信息的是以行為周期的;分析了重加濾波器和梳狀濾波器的性能;分析了視泄漏信息截獲的條件;推導出穩定截獲視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。
  11. The radio spectrum and its management

    及它的管理
  12. The radio spectrum used in narrowband personal communications services ( pcs )

    用於窄帶個人通信業務( pcs )的無
  13. There may not be enough radio spectrum to go around as demand grows

    並且,隨著需求量的增長,也許會沒有足夠多的無來滿足每個人的需要。
  14. The radio spectrum ? the segment of the electromagnetic continuum containing waves in the radio - frequency range ? accommodates countless communications devices today

    (一個連續的射電率范圍區段)容納了今日無數的通訊率。
  15. The present shortage of radio spectrum results in large part from the cost and performance limits of legacy hardware established during the past century

    目前無壅塞的現象,大多起因於上個世紀製造的老式硬體設備在成本與效能上受到限制。
  16. Our factory is established in 2004, the existing staff 80 people, workshop area 2000m2, has the production assembly line 3 and thespectrometer, the oscilloscope, the high frequency signal generator, leaks the reflectoscope reflector, the pressure resistancereflectoscope reflector, the overflow welding machine, production, thecheck - out facility and so on led lamps and lanterns simulationreflectoscope reflector

    我們廠成立於2004年,現有員工80餘人,廠房面積2000m2 ,擁有生產流水3條及儀、示波器、高信號發生器、漏電測試儀、耐壓測試儀、溢流焊機、 led燈具模擬測試儀等生產、檢測設備。
  17. Based on the character of ultrasonic spectrum analysis, considering the affection of the circuit responsion of checking system, coupling state, position of checking transducer, this thesis established reasonable ultrasonic spectrum analysis method. using this method, several kinds of linear spectrum ( such as phase amplitude spectrum, phase power spectrum ) were researched and discussed

    本文根據超聲波分析的特點,綜合考慮了檢測電路響應、耦合狀況、探頭位置等因素的影響,制定出了一套合理的超聲波分析方法,並用此方法對幾種(如相位幅度、相位功率等)進行了研究和探討。
  18. On - line measurement and frequency spectrum analysis

    測量分析
  19. In recent years, the worldwide researchers pay much attention to fourier telescopy. it is an active imaging technique that encodes the information in the temporal instead of spatial domain, then receives the speckle and deposed of it to reconstruction the object image. now, the high - resolution technique is under the condition of deeply researched

    它是一種主動式干涉成像技術,這一技術通過時域內的相位的調制完成直條紋對目標的掃描,從而達到對深空目標的抽樣,然後接收其散射回波,對回波信號進行處理,進而還原出目標的像。
  20. The government s foresight programme which sets an agenda for future action on science is working out new strategies in flood and coastal defence, exploiting the electromagnetic spectrum ; in cyber - trust and crime prevention, in addiction and drugs, the detection and identification of infectious disease, tackling obesity, sustainable management of energy and mental well - being

    政府的前瞻計劃為科技制定了未來的行動議程。該計劃要制定出有關應對洪水和海岸防護、開發利用電磁上安全機制及犯罪預防、成癮與毒品、傳染性疾病的檢測與識別、解決肥胖問題、可持續能源管理以及心理健康的新戰略
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