very high frequency 中文意思是什麼

very high frequency 解釋
【電訊】甚高頻〈略 V. H. F. , v. 動詞 h. f. 〉。

  • very : adv 1 〈用於修飾形容詞、副詞或分詞〉很，甚，頗，極，非常。2 〈與否定詞結合〉（不）怎樣，（不）大...
  • high : adj 1 高的〈指物，形容人的身高用 tall〉；高處的；高地的。2 高級的，高等的，高位的，重要的。3 高尚...
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  1. Very high frequency aural omnirange

    甚高頻可聽式全方位無線電信標
  2. Additional trials on aeronautical telecommunication network ( atn ), surface movement guidance and control system ( smgcs ), electronic flight strips ( efs ), secondary surveillance radar mode s data link and very high frequency data link ( vdl ) are planned for this year

    此外，有關航空通訊網路、地面活動引領管制系統、電子飛行紙條、 s模式的二次監察雷達數據鏈路和甚高頻數據鏈路的進一步試行運作，亦計劃在本年進行。
  3. Vor very high frequency omnidirectional radio range

    超短波全方向式無線標識
  4. Vor - very high frequency omnidirectional range

    甚高頻全向信標
  5. Performance requirements and test methods for doppler very high frequency omnidirectional radio range

    多普勒甚高頻全向信標性能要求和測試方法
  6. Vibrating at a very high frequency and think

    振蕩在非常高的頻率，並且在想
  7. Very high frequency radio telephone

    甚高頻無線電話
  8. Very high frequency direction finder

    甚高頻測向儀
  9. Very high frequency direction finding

    甚高頻測向
  10. Very high frequency direction - finding

    甚高頻測向
  11. Very high frequency communication

    甚高頻通信
  12. By means of processing of testing data, we got high frequency tomography velocity imaging and very high frequency stacking imaging of reflects. we use crosswell tomography imaging and reflect imaging compares with sound wave, density logging and lithology analysis to complete the interpretation of crosswell seismic data result

    具體內容包括原始資料編輯和井口排列規格化、初至拾取、估算速度模型、 vsp - cdp成像、 p波二維層析成像和p - p波反射剖面疊加等，論文中給出了詳細的處理流程。
  13. Doppler very high frequency omni - directional range and distance measuring equipment ( dvordme ) system standard icao radio navigational aids used to provide bearing and distance information to aircraft and to define air traffic control routes for en - route, terminal and instrument approachdeparture procedures

    這是國際民航組織指定的標準無線電導航設備，可向航機提供方向及距離的資料，並可以確定航路、終端區程序、儀表進場及離場程序等。
  14. And i finished the layout design, chip test of line driver and equalizer in 2. 5gbps baseband copper cable transceiver and equalizer in the 1. 5gbps sata transceiver respectively. the main improvements and innovations in this thesis are as follows : 1 、 to design an analog equalizer tuned on - chip for 2. 5gbps baseband copper cable transceiver ; 2 、 to present an adaptive equalizer for 1000base - cx transceiver ; 3 、 to present an auto - gain control amplifier used in the adaptive equalizer for the 1000base - cx transceiver ; 4 、 to present an adaptive continuous - time gm - c filter in very high frequency for the adaptive equalizer for the 1000base - cx transceiver

    論文主要的改進和創新有： 1 、設計了適用於2 . 5gbps基帶銅纜收發器系統片上可調的模擬均衡器電路； 2 、提出了一種新的適用於千兆以太網基帶銅纜收發器系統的自適應均衡器結構； 3 、設計了甚高頻自動增益控制放大器； 4 、設計了一種適用於千兆以太網基帶銅纜接收器均衡的自適應甚高頻連續時間gm - c二階帶通濾波器。
  15. The heterogeneous nature of rock and soil would prohibit recording the very high-frequency components present in the pulses.

    巖石與土壤的不均勻性質有礙于記錄脈沖中很高的頻率成分。
  16. Very high frequency

    特高頻率
  17. Vor aeronautical radio navigation aids. part 2 : technical requirements for very high frequency omnidirectional range

    航空無線電導航設備.第2部分：甚高頻全向信標
  18. Very high frequency vhf

    甚高頻段
  19. Lamb waves method is mainly used to characterize thin plate materials, without using very high frequency, it can measure the velocity of transverse wave and longitudinal wave, depth of the plate, and the bonding quality between plates

    蘭姆波法主要用於表徵薄板類材料，無需較高檢測頻率，可以測得板中縱波和橫波的聲速、板厚和板與板之間的結合特性等，檢測精度較高。
  20. Leasing of secondary surveillance radar and very high frequency 7. communications facilities at xisha

    租用在西沙設置的二次監察雷達及甚高頻通訊系統。
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