音頻試驗 的英文怎麼說

中文拼音 [yīnbīnshìyàn]
音頻試驗 英文
voice test
  • 音 : 名詞1. （聲音） sound 2. （消息） news; tidings 3. [物理學] （音質） tone 4. （姓氏） a surname
  • 頻 : 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...
  • 試 : 名詞（古代占卜用的器具） astrolabe
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 音頻 : [物理學] [電學] audio frequency; vf （voice frequency）音頻電路 voice frequency circuit; 音頻振蕩...
  • 試驗 : trial; experiment; test
  1. Test method for moduli of elasticity and fundamental frequencies of carbon and graphite materials by sonic resonance

    用音響共振法測定炭精和石墨的彈性模量與基本頻率的試驗方法
  2. Standard test method for impedance and absorption of acoustical materials using a tube, two microphones, and a digital frequency analysis system

    管子雙擴音器和數字頻率分析系統用傳聲材料的阻抗和吸收的試驗方法
  3. Second, we optimize the codebook and choice a part of the codeword which is used most efficiently. the result is not degraded too much while the complexity is reduced. at the end of the paper the development prospect of cs - acelp and speech coding are described

    對lsp參數量化中的第一級碼書的128個碼字的使用頻率進行了統計試驗，選用了128個碼字中使用頻率高的112個碼字作為新碼書，語音質量基本不變但降低了碼書搜索的復雜度。
  4. Hearing protectors - safety requirements and testing - part 6 : ear - muffs with electrical audio input

    聽力保護器.安全要求和試驗.第6部分:帶電子音頻輸入的耳罩
  5. Bearings roller bearings and other components. bearing ring precision rolling production line ; a high - precision, super efficient grinding automatic production line ; bearing assembly line ; signal processing equipment ; blank processing equipment ; crowning roller grinder ; end - grinder ; coordinate precision grinder ;, cylindrical grinder ; surface grinder ; spherical roller processing equipment ; raceway grinder ; heat treatment ; needle processing equipment ; polishing processing equipment ; roller - seiki ; rolling auto - sorting machine parts bearing hardness sorting machine bearing cleaning equipment ; contact angle measuring instrument ; contour meter ; bearing life experimental device ; bearing packaging equipment ; roundness instrument ; dynamic vibration noise analyzer ; noise vibration test equipment ; printing machine measuring instrument ; roughness tester ; scanning electron microscope ; finish detector ; inverter ; spindle, wheel, whetstone and other grinding materials

    軸承套圈精密輾擴生產線高精高效磨超自動生產線軸承自動裝配線球加工設備毛坯加工設備凸度滾子磨床雙端面磨床高精度坐標磨床內外圓磨床平面磨床球面滾子加工設備溝道磨床熱處理生產滾針加工設備光飾加工設備滾道超精機滾動體自動分選機軸承零件硬度選別機軸承清洗設備角接觸測量儀輪廓測量儀軸承壽命實驗裝置軸承包裝設備圓度儀振動噪音動態分析儀振動噪音測試裝置印字機加工測量儀粗糙度測試儀掃描電子顯微鏡光潔度檢測儀變頻器電主軸砂輪油石和其他研磨材料
  6. Information technology - coding of moving pictures and associated audio for digital storage media at up to about 1, 5 mbit s - compliance testing

    信息技術. 1 . 5mbit s以內數字存儲介質用移動圖像和相關音頻的編碼.第4部分:性能審核試驗
  7. Acoustics. audiometric test methods. part 2 : sound field audiometry with pure tone and narrow - band test signals

    聲學.聽力測定試驗方法.第2部分:純音和窄頻帶信號聲場測聽術
  8. Acoustics - audiometric test methods - part 2 : sound field audiometry with pure tone and narrow - band test signals ; identical with iso 8253 - 2 : 1992

    聲學.聽力試驗方法.第2部分:純音和窄頻帶信號聲場測
  9. Audio frequency test load

    音頻試驗負載
  10. Optical amplifiers - part 3 - 2 : test methods for noise figure parameters - electrical spectrum analyser method

    光學放大器.第3 - 2部分:噪音指數參數的試驗方法.電頻譜分析儀法
  11. Optical fibre amplifiers - basic specification - test methods for noise figure parameters - electrical spectrum analyzer method

    光纖放大器.基礎規范.噪音指數參數的試驗方法.電頻譜分析儀法
  12. From the view of our practice, the problem of network plan and build, integrated oam of services based on ngn / softswitch is study in this paper. first, look insight what is ngn and softswitch, main features and advance of these technique, analysis the develop policy ; with the requirement of network build and service management, existed network and services, schemas of man integrated service network and softswitch test network are analyzed mainly focused on the topic of relationship between these network and the existed, the impact on the network and services development in next stage. some suggest is also given

    首先在闡述ngn和軟交換基本技術、主要特點、優勢和需要解決的主要問題基礎上，分析了ngn和軟交換的發展方式和策略;根據市場對網路建設和營運管理的需求，結合以ngn和軟交換為核心的新一代電信技術、現有的網路與業務條件，詳細分析了城域綜合業務網和語音、數據、視頻綜合業務的軟交換試驗網這兩種當前主要的建設方案:在與現有網路和業務關系、對今後網路和業務開發的影響等方面，比較了實施方案的優缺點，提出了修正的網路建設方案。
  13. This thesis presents a forward error correction ( fec ) algorithm and its circuit implementation, which is used in the wireless digital audio transmission system. also, an entire demo platform is built and error - correction ability of the system is tested based on this platform

    本文研究了一種應用於數字音頻無線傳輸系統中的前向糾錯（ fec ）演算法和相應的電路設計，搭建了一個硬體驗證平臺，並在驗證平臺上完成了電路的誤比特率測試。
  14. Practical effect of audio - frequency electric perspective in an iron ore laneway

    音頻電透視儀在鐵礦巷道中的試驗效果
  15. The prototype test results indicate : voltage mode and current mode ac - ac mode ac / ac converters with high frequency link have the advantages such as high frequency electrical isolation. simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, no audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type regulated sinusoidal ac power supply, electronic transformer, ac regulator, and wave converter etc

    試驗表明，這類變換器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換（ lfac hfac lfac ） 、功率密度高、雙向功率流、無音頻噪音、變換效率高、網側功率因數高等優點。為新一代正弦交流穩壓器、電子變壓器、交流調壓器、同頻波形變換器的實現奠定了關鍵技術基礎。
  16. Road traffic noise reducing devices - test method for determining the acoustic performance - normalized traffic noise spectrum

    道路交通噪音減低裝置.測定聲學性能的試驗方法.標準化交通噪音頻譜
  17. We equip the following machines for the environmental testing and the reliability test : test box with high and low temperature, test box with high temperature, test box with invariableness temperature and humidity, salt - spray test box, vibrant and impactive test machine, tensile test machine, frequency tester and scanner, oscillograph, oven with invariableness temperature etc. pic the 3d machine

    環境試驗可靠性測試等方面配置有以下儀器設備：高低溫試驗箱高溫恆溫試驗箱恆定濕熱試驗箱鹽霧腐蝕箱振動沖擊試驗臺拉力試驗機諧振頻率f0快速測試儀揚聲器f0快速測試儀音頻掃頻信號發生器示波器電熱恆溫乾燥箱等。
  18. The relation of fft size and the length of reverberation in bss implementation in frequency domain and its influence on the performance of separation are investigated. 2. a new fixed - point ica algorithm is introduced into bss for audio mixtures, and an algorithm of bss based on fir matrix algebra with block implementation is given

    本文嘗試將一種新的定點ica演算法用於分離多通道混合語音信號，給出了一種基於fir矩陣代數技術的時頻域的新演算法，實驗證明了演算法的有效性和較快的收斂速度。
  19. Information technology - generic coding of moving pictures and associated audio information - part 4 : conformance testing - amendment 1 : advanced audio coding conformance testing

    信息技術.移動畫面和有關音頻信息通用編碼.第4部分:一致性試驗.修改件1 :高級音頻編碼一致性試驗
  20. Its test results indicate : voltage mode inverters with high frequency link have the advantages such as high frequency electrical isolation, simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, low audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type high power density, high efficiency and low cost asi

    設計的1kva270v 10 % dc / 115v400hzac單極性移相控制雙向電壓源高頻環節逆變器原理試驗表明，這類逆變器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換（ lfac / hfac / lfac ） 、功率密度高、雙向功率流、音頻噪音低、變換效率高、網側功率因數高等優點，為新一代高功率密度、高變換效率、低成本航空靜止變流器奠定了關鍵技術基礎。
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