fixed channel 中文意思是什麼

fixed channel 解釋
固定河槽
  • fixed : adj. 1. 固定的；確定的，不變的，固執的。2. 【化學】凝固的，不易揮發的。3. 〈美口〉（在經濟上）處境…的。4. 〈美俚〉（比賽等）通過作弊預先安排好結果的。
  • channel : n 1 水路，水道，渠，溝；海峽；河床，河底。2 （柱等的）槽，凹縫；【機械工程】槽鐵，凹形鐵。3 〈比...
  1. L - 204si mounting bracke av - 100 fixed channel modulator

    Av - 100b固定頻道調變主機
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    Kim - 115固定頻道調變主機
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    Kim - 115固定頻道調變主機
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  6. And because the connectivity is wireless and channel frequencies are fixed, users can roam within the coverage area and still remain the connectivity

    同時由於連接是無線的、通道頻率是固定的，所以用戶可以在覆蓋區域內漫遊，但仍保持著與局域網的連接。
  7. Dvb / mpeg - 2 transport stream multiplexer / demultiplex takes an important role in digital video broadcasting system. it can combine several transport streams from source encoder into a single transport stream to transport channel, or demultiplex trasnsport stream into one program sorce to source decoder. its performance has a great influence on the program transmission ability of hdtv system and the decoding quality of decoder in hdtv receiver. mpeg - 2 system multiplexer signalized video, audio, host data and so on to fixed length packet type for making transport stream

    Dvb mpeg - 2傳送流復用解復用是數字電視廣播系統中的重要組成部分之一，它將從信源編碼器輸出的多路節目源復用成一路傳輸流送入傳輸通道，或者從通道中包含多路節目源的一路傳輸流中解復用出一路節目送到解碼器解碼。
  8. Fixed the bug that drag dropping channel with unread item will mess up unread count

    改掉了拖放包含未讀新聞的頻道時，頻道組unread count不會更新的問題
  9. Dynamic assignment problem in a large cellular system can be formulated as an dynamic programming problem, by using java programming to simulate the rl arithmetic and fixed channel assignment, and comparing the blocking probability of them with the conditions of changing the cell configurations and parameters

    把一個龐大蜂窩系統中的動態通道分配問題公式化為動態編程問題，採用java程序設計對動態通道分配的rl演算法與固定通道分配演算法進行模擬，在改變小區配置和不同參數設置的情況下比較了兩種通道分配方案的新建通話阻塞率。
  10. It is proposed that the fixed capacity investment and cargo discharge regression forecasting model and the optimal average information customer distribution model can be used to predict the cargo o - d distribution. the capacity limitation dynamic increment comprehensive network model can be applied to the prediction of the channel cargo transportation discharge and the turnover discharge in the main courses. the main courses network plan grade can be verified by the total cost method, and according to which the economic rationality of constructing different grade channels can be evaluated

    本文開展了平原水網地區航道網規劃方法的研究，提出了採用固定資產投資完成額與貨運量回歸預測模型；平均信息量用戶最優分佈模型預測貨物o - d的分佈；容量限制動態增量綜合網路配流模型預測干線航道貨物運輸量和周轉量；採用總費用法論證干線航道網規劃等級，據此評定建設不同等級航道的經濟合理性。
  11. Fixed channel assignment

    固定通道指配
  12. Abstract : a new algorithm applied to the fixed channel assignment in the cellular pattern is proposed. it is based on the theory of evolutionary algorithm. it uses the concept of multiple reuse plan ( mrp ) and solve the problem of large scale through blocking algorithm, and it is a fast 、 efficient and parallel searching method. it has been used in frequency plan system of beijing university of posts and telecommunications. it has been used in several plan project for some city, and been adopted because of its good performance

    文摘:提出了一種新的用於蜂窩移動通信中小區規劃的固定頻率分配演算法.它基於遺傳演算法的基本理論，運用多層頻率復用的概念和分塊演算法解決了大規模區域的頻率規劃問題，是一種快速、高效的并行式搜索的頻率分配演算法.該演算法已用於北京郵電大學的頻率規劃軟體系統中，並用它為幾個市區作過規劃，效果滿足要求，且已被采納
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  14. Fixed channel modulator frequency range

    固定頻道調變主機
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  16. The nimble video frequency display mode, fixed time covers assigns the video channel, protects the user privacy

    靈活的視頻顯示方式，定時遮蓋指定視頻通道，保護用戶隱私。
  17. We fixed up a short forked stick to hang the old lantern on, because we must always light the lantern whenever we see a steamboat coming down - stream, to keep from getting run over ; but we wouldn t have to light it for up - stream boats unless we see we was in what they call a " crossing " ; for the river was pretty high yet, very low banks being still a little under water ; so up - bound boats didn t always run the channel, but hunted easy water

    我們豎起一根矮樹杈子，把那盞舊的燈掛了上去，因為每當有輪船往下游開來，我們必須點亮這盞燈，防止它把我們撞翻。不過，有上水的輪船開來，我們不用點燈，除非我們發現自己漂到了人家所說的「橫水道」上，因為河水還漲得很高，很低的河岸還有一小部分淹沒在水下，因此上水的船往往不闖這個水道，而尋找流得慢一些的水道走。
  18. Wireless data service is rapidly increasing nowadays. and the limited channel capacity has become a serious problem to the cellular wireless communication system. current strategy of channel allocation can be divided into two types : fixed channel allocation ( fca ) and dynamic channel allocation. ( dca )

    近十年來，隨著移動通信業的發展，移動用戶的數量和用戶的業務量都以迅猛的速度提升，持續增長的數據業務需求和有限的容量是現有蜂窩系統面臨的重大問題。
  19. Analyzing fixed channel and dynamic channel we obtained the substantive capacities and brought them into an inhibitable equation for channel allocation proportion

    通過分析動態通道和固定通道得到各自的獨立容量，將其聯立作為通道分配比例的制約方程。
  20. The existing telephone systems occupy a fixed channel during calls while tdm technology allows several calls to be carried simultaneously on a trunk line

    已有的電話系統在雙方通話時要佔有一個固定的通道。在通話過程中這條線路始終是被佔用的。
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