音頻高密度 的英文怎麼說

中文拼音 [yīnbīngāomìdù]
音頻高密度 英文
ahd
  • 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...
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 音頻 : [物理學] [電學] audio frequency; vf （voice frequency）音頻電路 voice frequency circuit; 音頻振蕩...
  • 高密度 : high density高密度存儲（器） high-density storage; 高密度組裝 high-density assembly
  1. Audio high density. system of digital audio recording on grooveless discs, employing an electronically - guided capacitance pickup

    音頻高密度。非凹槽唱片上的數字音頻錄音系統，採用一種電子導向的電容拾音器。
  2. 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
  3. " ri chen " fa shao grade tone frequency channel wire put to use nooxygen - copper to do wire, 75 same axises structure, physics send out of spongy pe insulator high density, much more tieas weaving to protect, enter pvc outcover, pure copper an nomagnetic gold - plating plug it ' s high grade cd, dvd tv tone frequency signal for a special wire, the effect is very good for family - film

    日辰發燒級音頻線採用無氧銅導體， 75歐同軸結構設計，物理發泡pe絕緣層、高密度、多層編織屏蔽保護，進口pvc外被，純銅無磁性鍍金插頭，是高級cd 、 dvd機音頻信號輸出專用線，配合使用高保真家庭影院系統效果更為明顯。
  4. 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。
  5. Owing to its proximity to the mainland, coupled with tariffs - free arrangement under cepa, hong kong manufactures have gained a head - start in entering the mainland market. moreover, the mainland is developing its own standards such as avs, wapi, td - scdma, and hdtv standards

    此外，內地正訂立多項國家標準，例如數字音視頻編解碼技術標準（ avs ） 、無線局域網加密標準（ wapi ） 、時分同步碼分多址接入標準（ td - scdma ）及高清晰度電視標準（ hdtv ）等。
  6. Comparing with the image watermarking, the audio watermarking have a few characteristics : 1. comparing with the visual media, audio frequency signal has less sampling points at every time interval. 2. owing to human audition systems, it is more sensitive than human vision systems, therefore, it is more trouble to realize the imperceptibility of audition compared to the vision systems. 3. to stick up to the cut attack, embedded watermark should keep synchronization. 4. because of the bigger memory payload of audio frequency signal, the initial audio frequency signal must be removed during the extract in order to protect the maneuverability of project

    數字水印技術是近幾年來學術界興起的一個前沿研究領域，提高演算法的魯棒性、安全性、實用性是數字水印的研究方向。本文提出的基於可視密碼術的小波域下量化系數的魯棒性音頻數字水印方案，其優點在於利用小波變換的多解析度特性在保證水印魯棒性的同時使水印對原始音頻信號的影響達到最小，採用量化系數的方法嵌入水印信息實現了盲水印，提高水印的工程應用價值。
  7. Ahd audio high density

    音頻高密度唱片系統
  8. Abstract : in this paper, a variety of encryption methods for optical image security are comparatively studied. according to the different method, the encrypted image can be transformed into white or color noise. the encryption phase can be the random phase or the chaotic sequence as well as the calculated result by used of the phase retrieval algorithm. the image quality and the correlative recognition ability of decrypted image are affected by the different part of the decryption phase and the amount of high frequency or low frequency used in the process of decryption

    文摘:本文分析比較了多種實現光學圖象相位加密的方法，發現不同方法獲得的加密圖象有不同類型的噪音分佈.無論加密相位是隨機相位模板、渾沌序列的相位列陣，還是用相位重構迭代演算法計算的結果，它們都能起到加密圖象的功能.解密圖象的質量或被相關識別的能力與解密過程中所使用正確解密相位的不同部分以及高低頻分量多少有關，且其依賴程度是由不同的加密方法自身決定
  9. This kind of converter has the advantages such as high frequency electrical isolation, simple topology, two - stage power conversion ( lfac / hfac / lfac ), high power den sity, bi - directional power flow, soft commutation of output cycloconverter, uni - polarity spwm waveform, no audio noise etc. the correction and advance of the new concept of the 220v + 10 % ( 50hz ) / 220v ( 50hz ) uni - polarity phase - shifted controlled voltage mode ac / ac converter with high frequency

    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、輸出周波變換器實現了zvs換流、單極性spwm波、無音頻噪音等優點。
  10. 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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