無損耗網路 的英文怎麼說

中文拼音 [sǔnhàowǎng]
無損耗網路 英文
ideal network
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : Ⅰ動詞1 (減少) decrease; lose 2 (損害) harm; damage 3 [方言] (用尖刻的話挖苦人) speak sarcas...
  • : Ⅰ動1 (減損; 消耗) consume; cost 2 [方言] (拖延) waste time; dawdle Ⅱ名詞1 (壞的音信或消息) ...
  • : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 損耗 : 1. (損失消耗) loss; wear and tear; deterioration; waste 2. [商業] wastage; spoilage
  • 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
  1. In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods

    而精確預測線電波傳播特性,則為合理的微蜂窩規劃、設計提供了必要條件,同時也是研究微蜂窩移動通信系統性能的前提。線電波傳播預測的方法分為兩類:一是用沖激響應法,即根據實驗、統計所得數據建立經驗性傳播預測模型;另一種是用射線跟蹤方法,即依據理論分析來建立確定性的傳播預測模型。本文首先討論了在地球表面均勻大氣中的線電波傳播的基本特性,介紹了陸地移動通信系統中常用的幾種電波傳播經驗性預測模型,並指出了這些經驗性傳播模型對于微蜂窩小區線電波傳播特性研究的局限性。
  2. It is built using graphical technology of geographic information system and can be used as the graphical plate for power system software, making the operation and the management of the devices easy and intuitionist, and the analysis of network topology more automatic and accurate. in the aspect of the calculation of loss, this system calculates the loss of the active power and reactive power, forms the result in the database considering the differences of load - curves at every node, and allows the property or queries loss of the devices using graphic interface

    它以地理信息系統( gis )的圖形化技術為基礎,為電力系統軟體架設圖形化平臺,使設備的操作、管理更加直觀,使電力系統的拓撲分析程序更加自動化、準確;在線計算方面,考慮了各負荷節點負荷曲線的不同,可以從計算結果中分別統計有功,也可以方便的在配圖上對各種元件進行屬性查詢,查詢等。
  3. For the algorithm of reactive power optimization, presented in this paper, in order to found the linear programming model equations, the objective function is minimum total power losses, the controlled variables include the compensating capacity of reactive power, generator bus voltages and transformer tap positions, the state variables include reactive power of the generators, and the voltage amplitudes in the ends of transformers

    本文研究的電力系統功優化演算法是以整個最小為目標函數,以功補償設備出力、發電機端電壓和可調變壓器變比為控制變量,以發電機的功出力和變壓器端電壓幅值為狀態變量建立了線性規劃模型方程。
  4. The reactive power optimization of a radial distribution system can efficiently minimize the real power losses and improve voltage level of it, so that the yearly running charge will be reduced and the quality of power energy can be increased

    配電功優化可以有效地降低有功,提高系統的電壓合格率,從而降低運行費用,提高供電質量。
  5. On the condinary, much reactive capacity loaded would be bad, and net ' s voltage would be higher and its security would be influenced. with the needs of reducing line loss, to study the method of compensating reactive capacity has been an important task in power department

    同理,如果就地投入補償過大,多餘的功就要通過輸配電線向其他設備或區域輸送,也會造成功和有功,使得用戶的電壓偏高,影響到電力的安全經濟運行。
  6. Because it is a long time before the hybrid method getting the field, one can use the artificial net work ' s character of learning by itself, and get the law of the path loss. consequently, it become easier to study the wireless electrical wave ' s propagation characters

    利用混合法計算場,比較時,可以運用人工神經的自學習功能,就能很快得出規律,從而更加方便對室內的線電波傳播特性進行研究。
  7. The insert loss of the passive circuit is less than 3. 5db, return loss better than 10db. the ammic5040 is used to drive the tga1141, and the power is splited into two signals, each of these is to drive tag4517. at the output port, the power is 4w

    小於3 . 5db ,回波優於10db 。第一級放大器採用ammc5040以驅動tga1141 ,通過功率分配器將信號分為兩以驅動兩tga4517功率放大器。最後獲得了4w連續波功率輸出。
  8. The article has set up a new assignment process on production logistics for the industrial port of wisco ' s finished product wharf, mixing the modernized information technology, especially the abundant applying on computer network, guiding with information, by strengthening the plan of production logistics to improve the passing ability of fished product wharf and steel ' s outbound quality and level, to reduce the inefficiencies assignment of every process in the product logistics, bring down the wastage with effect

    文章構建了武鋼工業港成品碼頭新的生產物流作業流程,融合現代信息技術尤其是計算機技術,以信息流為先導,通過增強生產物流的計劃性來提高成品碼頭的通過能力和鋼材外發質量與水平,減少生產物流各個環節的效作業,有效降低物流
  9. 25 zhang b, shirazi m n. implementation of explicit wireless loss notification using mac - layer information. in proc. ieee wireless communications and networking conference, vol. 2, new orleans, usa, march 2003, pp. 1339 - 1343

    1易線通道導致了高比特誤碼率,從而引發數據包錯誤甚至法恢復,發送端就誤認為擁塞,導致頻繁進入慢啟動,造成tcp性能下降。
  10. Even though most losses in wireless networks stem from factors like signal fading, interference, and link blackouts, tcp assumes the losses to be related to congestion, so it kicks in algorithms that slow down network traffic

    盡管中的大多數來自信號衰退、干擾以及連接中斷等因素,但是tcp假定這些與擁塞有關,因此它摒棄了降低流量的演算法。
  11. The work of lineloss analysis involves much work which includes lineloss computation, network alteration, running style and administration, however some content has no model to reference, and existing analysis has much controversy. so how to proceed the efficient analysis of loss awaits research. with the development of technology in computer, advanced softwares such as maplnfo, gis and so on have applied into the electric power

    分析工作是一項涉及面很寬的工作,它與線計算、補償、改造、運行方式以及線管理工作緊密聯系在一起,有些分析內容尚成熟的模式可以借鑒,對已有的分析方法也存在著不少的爭論,因此,如何實現有效的分析還有待于進一步地研究。
  12. Tal series high exchange filter installation, 6 - 35kv exchange mainly for electricity grid, as scheduled filter out the high harmonics currents, reducing grid voltage sinusoidal wave distortions rate, while providing compatibility for mouttalos no credit, improve the power factor lines, lowering the depletion, save energy, clean grid

    的電力交流電中,作為濾除預定的高次諧波電流,降低電電壓正弦波畸變率,同時為基波提供容性功提高線的功率因數達到降低節約電能凈化電的目的。
  13. Tal series high exchange filter installation, 6 - 35kv exchange mainly for electricity grid, as scheduled filter out the high harmonics currents, reducing grid voltage sinus - oidal wave distortions rate, while providing compatibility for mouttalos no credit, improve the power factor lines, lowering the depletion, save energy, clean grid

    的電力交流電中,作為濾除預定的高次諧波電流,降低電電壓正弦波畸變率,同時為基波提供容性功提高線的功率因數達到降低節約電能凈化電的目的。
  14. For there are few good analytical methods in ntls ' sensitivity, in this paper, we uesd kuroda ' s equivalent circuit and adjoint network method to derive the sensitivity formulas of parabolic lossless ntl. and then we proposed the way of lumped loss, like the method of dealing with the loss in emtp, to deal with the loss of parabolic lossy ntl. and on the base of the way of lumped loss, we got the sensitivity formulas of parabolic lossy ntl

    對于非均勻線的靈敏度分析,目前尚未提出很好的方法。本文首先利用基於科羅達等效的等效電,使用伴隨法推導出了拋物線型非均勻線的時、頻域靈敏度公式。其次,為了解決有拋物線型非均勻線的靈敏度計算,提出了一種類似emtp的集中處理的有拋物線型非均勻線的方法。
  15. In wavelength division multiplexing ( wdm ) optical communication networks, power equalization and adjustment between channels demand variable optical attenuator ( voa ) be capable of providing low power consumption, low insertion loss, polarization independence, integration compatibility and flatness in a wide wavelength range. among the presented voas, thermo - optic type owns superior polarization dependence upon electro - optic one, and thermo - optic voa can be driven with much lower power than micro - electro - mechanic system ( mems )

    在波分復用( wdm )光通信中,多通道間的功率均衡和調整需要具有良好特性的光可變衰減器( voa ) ,這些特性包括:低功、低插入、偏振關、易於集成以及大波長范圍內的通帶平坦性。
  16. In 32ghz ~ 37ghz, the insert loss is about 0. 2db. in the millimeter - wave system which chiefly using waveguide as transmission line, the transition between waveguide and microstrip is absolutely necessarily

    其特點除了低外,需阻性材料,製作工藝簡單,可以在常用的軟基片上做出高性能的功率分配、合成,值得推薦。
  17. This software has functions of graphic editing, network topological analysis, power information database management, power flow calculating, power loss and reactive power optimization analysis

    該軟體具有圖形編輯、拓撲分析、電信息數據庫管理、潮流計算、電能計算和功優化分析等功能。
  18. The 3 - db bridge of low loss, which is the vital part in improving power combining efficiency, is different from wilkinson bridge. it features usage in high performance power division and combining networks with the usual dielectric materials, as well as low loss, no need for resistant material, and simple fabrication technology

    本課題設計的低3 - db電橋不同於一般常用的wilkinson電橋,其特點除了低外,需阻性材料,且製作工藝簡單,可以在常用的軟基片上做出高性能的功率分配、合成
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