通道帶 的英文怎麼說
中文拼音 [tōngdàodài]
通道帶
英文
channel tape-
Digital speech technology has been widely used in many fields of communications in recent years, but it is just at beginning to use acoustical wave to implement underwater digital speech communications, which mainly results from the bandwidth - limited underwater acoustic communications channel and its high temporal and spatial variability
目前，數字語音技術已廣泛應用於許多通信領域，但是在水下利用聲波進行數字語音通信卻是剛剛起步的新技術，這主要是由於水聲通道有限的通信帶寬及其時變、空變等特性所決定的。Channel rejector circuit
通道帶阻電路Minimizing the busyness of the desktop makes kde easier on the channel bandwidth
使桌面的繁忙程度最小化可使kde在通道帶寬上變得更寬松。The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade
葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題，本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上，建立了三維、可壓縮紊流的物理模型，得到了通用的求解辦法；利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型，計算了冷卻空氣通過這幾種通道時的流動與換熱情況，得到了各種不同情況下計算區域的溫度場、壓力場、速度場；在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響，並整理得到了各種通道形式下，努謝爾數和阻力因子與雷諾數的函數關系；本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果，通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較，表明了這種新型鮚構的優勢，對于葉片內部通道冷卻結構的設計可以起到指導的作用。Generally, the designed channel spacing of itu - t standard in wdm systems is from 0. 8nm to 1. 6nm, which is much larger than the spacing required by actual communication bandwidth. for example in lightwave transmission systems, a sghz channel occupies only 0. 04nm at the wavelength band of 1. 55 n m. thus, most of the bandwidth in the actual transmission systems may be wasted
Itu - t標準中wdm系統設計的通道間距為0 . 8nm - 1 . 6nm ，這遠遠大於實際使用的通道帶寬，例如一個帶寬為5ghz的通道在1 . 55 m波段只佔據了約0 . 04nm的波長范圍，因而導致大部分的帶寬被浪費。The millimeter wave diplexers used in the ka - band satellite communications are investigated. these diplexers are of high working frequency, narrow passband and high selectivity, which demands the channel filters good performance
所研究的毫米波雙工器工作頻率高（接近40ghz ） ，收發通道帶寬窄、接收頻率和發射頻率間隔很小。In this dissertation, a kind of linear time invariant systems with unmodeled dynamics and nonlinear uncertainties are considered by using backstepping approach and variable structure control algorithm. also another kind of linear time varying systems are studied based on the same method
本文主要利用backstepping方法與變結構控制方法，研究了有未建模動態及不確定非線性項的線性時不變系統，以及輸入通道帶有干擾的線性時變系統的控制器設計問題The deducing of the algorithms has very practical value in state estimation for systems under the complex environments. in the instance of complicated multi - channel system with multiplicative noise, the dissertation discusses the optimal estimation of state filtering and smoothing and the stochastic input signal with the technique of innovation and projection theorem of hilbert space. the main study of the dissertation is introduced as follows : 1 according to the practical requirement of complicated multi - channel system with multiplicative noise, the dissertation broadens rajasekaran filtering algorithm
本文針對復雜多通道帶乘性噪聲系統，應用新息的方法和hilbert空間的投影定理，對狀態最優濾波和平滑估計、隨機輸入信號的最優估計等理論與應用方面的問題，進行了進一步的探討，著重完成了以下工作：第一，根據復雜多通道乘性噪聲系統問題的實際需要，推廣了rajasekaran濾波演算法。In mobile communication and high - speed wireless digital communication, multi - path, the finity of channel bandwidth and faultiness of the channel, lead to the bringing of intersymbol interference ( isi ) when data transfer. this is an important factor that degrades the performance of communication. however channel equalization technique can eliminate the isi and noise, it can also reduces the bit error ratio
在移動通信及高速無線數據通信中，多徑效應和通道帶寬的有限性以及通道特性的不完善性導致數據傳輸時不可避免地產生碼間干擾（ isi ） ，成為影響通信質量的重要因素，而通道的均衡技術可以消除碼間干擾和噪聲，並減少誤碼率。Measurement and control ; electrical measuring instruments ; printing devices for multi - channel strip chart recording instruments
測量和控制.電氣測量儀.多通道帶狀紙記錄儀的列印裝In wireless digital transmissions, due to the delay dispersion of the transmitted symbols and the limitation of channel bandwidth, the channel may induce inter - symbol interference ( isi ), which results the frequency selective fading
在無線數字傳輸中，由於時延擴展和通道帶寬限制，引起碼間串擾，產生頻率選擇性衰落。In wireless communication, increasing bandwidth efficiency to transfer more data in the band - limited channel always is a task deserve for attention
無線通信中，提高帶寬效率，在有限的通道帶寬中傳輸更多的數據一直是個令人關注的問題。In digital microwave communication, inter - symbol interference ( isi ) is inevitable because of multi - path fading, finiteness of channel bandwidth and faultiness of channel
在數字微波通信中，多徑效應和通道帶寬的有限性以及通道特性的不完善導致數據傳輸時不可避免地產生碼間干擾（ isi ） 。Since epon is a multipoint - to - point system, a major feature for this new architecture is the use of a shared transmission media between all users ; hence, medium access control arbitration mechanisms are essential for the successful implementation of epon : ensure a contention - free transmission and provide end users with an equal access to the shared media
由於epon特殊的點到多點的網路拓撲結構，在上行方向各個光網路單元onu （ opticalnetworkunit ）共享通道帶寬，採用時分多址tdma的方式發送數據，因此需要採用媒體接入控制（ mac ）協議來協調各個onu的發送，避免上行數據的沖突。Because many image information data need to be transmitted and preserved, it is difficult to meet the requests for image information data to be transmitted and preserved by depending only on increasing the width of signal band and the processing speed of computers, we need to use image compression techniques to help to satisfy the requests
大量的圖像信息需要存儲和傳輸，僅依靠提高通道帶寬和計算機的處理速度，不能滿足人們對圖像信息存儲和傳輸的需要，這就需要結合圖像的壓縮編碼技術來滿足人們的要求。當前圖像壓縮技術在生物醫學應用、無線通信、計算機圖形圖像處理等許多方面有著廣泛的應用。The internet is based on the sharing channel of tcp / ip protocol and consists of various heterogeneous subnets. it is unpredictable of its transportation latency, available bandwidth and data package lost rate. so it ' s necessary to have an efficient encoding method and an adaptive real time transportation strategy to meet the multimedia communication ' s requirement of latency and bandwidth
Internet基於tcp ip協議通道共享，由多種異構網路互連而成的，其中的傳輸延時、通道帶寬、數據包丟失率都是時變的、不可預測的，因此，對延時、帶寬要求很高的多媒體通信，必須有一種高效的編碼方法和根據帶寬變化的實時傳輸策略。Signal estimation algorithm for discrete stochastic systems with multiplicative noise is mainly researched in this dissertation
本文主要研究多通道帶乘性噪聲的離散隨機系統的信號最優估計演算法。Player type : 65 watts and 3 channels give the gx65 versatility and power. this amp is for active players who continually drive their amp rehearsing or performing small venues
適用對象： 65瓦功率及3通道帶給gx65靈活實用性以及足夠的功率。它非常適合經常帶著音箱到處參加排聯以及小型演出的樂手使用。So, on the basis of the past system model, the dissertation focuses on complicated multi - channel system with multiplicative noise, which describes a system of more practical value and more complicated channel characteristic. in the system, the multiplicative noise is a general stochastic matrix
本文所討論的復雜多通道帶乘性噪聲系統將乘性噪聲推廣到了一般隨機矩陣的情形，它刻畫了一種更復雜的通道特性，同時也更符合實際情況。Also, the xml2struct algorithm can be implemented in optimized c with performance characteristics that allow it to saturate dedicated output channels from xml servers using current - generation cpus and currently - common channel bandwidths
而且， xml2struct演算法可以用優化的c實現，其性能特徵足以允許它使用當代cpu和目前常用的通道帶寬使來自xml服務器的專門輸出通道飽和。分享友人