centre frequency 中文意思是什麼

centre frequency 解釋
中心頻率
  • centre : n 1 中心；中心點；圓心；中央；中樞，核心；中心人物；根源，起源。2 〈常C 〉（政治上的）中間派。3 ...
  • 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. An lpf can be simulated by setting the bpf ' s centre frequency to zero

    將帶通濾波器的中心頻率設置到0 ，就可以模擬低通濾波器。
  2. Experts from the atmospheric composition observation and service centre of cma say, according to the acid rain observation network, the frequency of acid rain of 19 provinces in china is 100 % in this year ' s rainy season ; the rain in late august in beijing was all acid rain, with a high proportion of strong acid rain, which has never happened since 1993 ; strong acid rain occurred for five times in july when it rained frequently in beijing

    中國氣象局大氣成分觀測與服務中心的專家介紹，酸雨觀測網顯示，今年雨季，全國有19個省市酸雨頻率為100 % ，北京地區8月中下旬的降水過程均為酸性降水，強酸性降水比例很高，而這是自1993年以來觀測中沒有過的，同時， 7月的頻繁降雨中，監測到5次降雨達到強酸性。
  3. Finally, this essay explains how to implement teleconsultation system from three steps : booking, patient inquiry and teleconsultation. the client server records patient information and make a reservation for patient ; the centre arranges the consultation time after receiving client ’ s information through data server and client can inquiry the process ; during the consultation, it hightens the quality of video frequency by using adaptive transporting. improve the real - time audio and video transmision quality, the effect is good

    遠程客戶端記錄病人基本資料，進行會診預約;中心端通過數據服務器接收病人信息後作出會診安排，然後遠程端可以查詢會診安排;會診過程中，兩端的視頻採用自適應控制演算法進行質量控制，有效的提高了實時音視頻傳輸質量，遠程會診效果比較理想。
  4. In the meanwhile, rma, wpfa and dda are potentially ideal choices for fine - resolution sar imaging of large scene in challenging environments that include imaging at a close range, using low centre frequency, and imaging very large scenes

    Rma 、 wpfa和dda演算法本身具有完全補償mtrc的能力，因此它們沒有成像區大小的限制，但是它們的計算量要大於pfa 。
  5. Hand crimping tools - tools for the crimp termination of electric cables and wires for low frequency and radio frequency applications - particular requirements - centre contacts of rf connectors, series smz

    手動壓接工具.低頻和高頻電線和電纜壓接連接工具.專門要求. smz系列高頻插接連接的中間接點專門要求
  6. Hand crimping tools - tools for the crimp termination of electric cables and wires for low frequency and radio frequency applications - part 2 - 4 : particular requirements for centre contacts of rf connectors, series smz

    手工壓接工具.低頻和射頻設備用電纜和電線的壓接終端工具.第2 - 4部分: smz系列rf連接器的中心觸點的特殊要求
  7. The major research of this paper is about microstrip patch antenna at the frequency of 24ghz, including single patch antennas and patch arrays. single antennas consist of centre side - fed, offset side - fed and inset - fed patches, while patch arrays consist of series - fed linear arrays, uniform and taylor distributed parallel - fed linear arrays

    本文主要研究24ghz的微帶貼片天線單元以及陣列。天線單元包括中間邊饋式、偏移邊饋式和插入饋電式。天線陣列包括串饋線陣、均勻分佈並饋線陣和泰勒分佈並饋線陣。
  8. Connectors with assessed quality, for use in d. c. low - frequency analogue and in digital high - speed data applications. part 3 : rectangular connectors. section 101 : detail specification for a range of shielded connectors with trapezoidal shaped shells and non - removable rectangular contacts on a 1, 27 mm x 2, 54 mm centre - line

    經質量評估的直流低頻模擬和數字高速數據設備用連接器.第3部分:矩形連接器.第101節:連接在1 . 27 mm x 2 . 54 mm中心線上的帶不等邊四邊形外殼或固定矩形觸點屏蔽連接器范圍的詳細規范
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