propagation channel中文是什么意思

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中文翻譯
造句

傳播信道

channel n. 〔常 pl.〕【航?！客怀鱿蟼?cè)承扣支索的鐵板。
data channel propagation time 數(shù)據(jù)信道傳播時(shí)間
propagation 持續(xù)培養(yǎng); 傳播，宣傳; 傳播；繁殖；生長(zhǎng); 傳波; 第八章繁殖技術(shù); 繁殖；傳送; 廣傳; 擴(kuò)散; 樂(lè)殖; 散括; 增長(zhǎng); 增生; 增殖
a channel 左聲道
a-channel 左聲道; 通道
by-channel 支渠。
channel n. 1.水路，水道，渠，溝；海峽；河床，河底。 2.(柱等的)槽，凹縫；【機(jī)械工程】槽鐵，凹形鐵。 3.〔比喻〕路線，手段；媒介，脈絡(luò)，系統(tǒng)，途徑。 4.【無(wú)、電】波道；電路；信道；磁道；頻道。 a talk channel通話線路。 a vision channel電視信道，視頻信道。 the (English) C- 英吉利海峽。 C- fever 〔英國(guó)〕懷鄉(xiāng)病。 channelof command [communication] 指揮[通訊]系統(tǒng)。 through a reliable channel通過(guò)可靠途徑。 through the proper channel 經(jīng)由正當(dāng)途徑[手續(xù)]。 vt. (〔英國(guó)〕-ll-) 1.在…開(kāi)[形成]水道；在…上鑿溝[凹縫]。 2.開(kāi)(路)，開(kāi)辟(途徑)。 3.為…開(kāi)辟途徑，引導(dǎo)。 channel one's interests 對(duì)某人的興趣加以引導(dǎo)。 vi. 形成水道[凹槽]。 n. 〔常 pl.〕【航海】突出舷側(cè)承扣支索的鐵板。
channel [a] 如果月亮有眼睛
in the channel 在途貨物
s channel s通道
abnormal propagation 不正常傳播; 反常傳播
acoustic propagation 聲傳播; 聲傅播
acoustical propagation 聲傅播
angelfish propagation 神仙魚式傳輸; 鯊魚楔形傳輸
animal propagation 動(dòng)物繁殖
anogamic propagation 無(wú)配繁殖,無(wú)配生殖
anomalous propagation 反差傳播; 反常傳播; 異常傳播
antegrade propagation 前向性傳播
antidromic propagation 逆向性傳播,逆行傳播
artificial propagation 人工繁殖；人工放流; 人工放流
asexual propagation 無(wú)性繁殖
atmospheric propagation 大氣傳播
back propagation 后向傳播，反向傳播
bback propagation 反向傳播
beam propagation 光束傳播

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例句與用法

Moreover , the performance of the single - cell s - cdma system employing go sequences under the multi - path propagation channel is analyzed , resulting analytical sir expressions , the numerical and simulation error results , for rayleigh and rice fading channels respectively
此外，本文還對(duì)多徑傳輸條件下采用go序列擴(kuò)頻的單小區(qū)s - cdma系統(tǒng)性能進(jìn)行了理論分析，給出了瑞利、萊斯衰落信道條件下sir表達(dá)式以及誤碼性能數(shù)值計(jì)算和仿真結(jié)果。
As we all know , the capability of wireless communication system is constrained by radio propagation channel , especially for future wideband communication system . so it needs more signal processing techniques to withstand bad radio propagation environment , such as diversity combination , coherent detection and channel encoding and decoding etc . for mimo physical layer approaches , channel state information is a prerequisite , thus comes many channel estimation approaches and algorithms
無(wú)線通信系統(tǒng)的性能主要受到移動(dòng)無(wú)線信道的制約,特別對(duì)未來(lái)的寬帶移動(dòng)通信系統(tǒng)更需要采用很多信號(hào)處理技術(shù)來(lái)對(duì)抗惡劣的無(wú)線傳播環(huán)境以提高系統(tǒng)性能,比如常見(jiàn)的分集合并、相關(guān)檢測(cè)和信道編解碼技術(shù)等,而采用這些技術(shù)的前提就是要知道信道的狀態(tài)信息( csi ) 。
Although , the high performance promised by mimo technology is highly dependent on the propagation channels . meanwhile , we need to establish mimo radio channel models and corresponding simulations to research key technologies and algorithms in mimo systems and to evaluate the system performance
然而, mimo無(wú)線系統(tǒng)大容量的實(shí)現(xiàn)和其它性能的提高極大地依賴于mimo無(wú)線信道的特性;同時(shí),研究基于mimo的各種關(guān)鍵技術(shù)和處理算法也需要建立mimo信道的模型,進(jìn)行相應(yīng)的仿真,以便評(píng)估各種處理算法的優(yōu)劣和系統(tǒng)性能的好壞。
In chapter two " understanding " , it puts forward the new concept of news planning by enterprise , analyses its distinction from advertisement , propagation and public relation and defines the intension and extension of news planning by enterprises , it defines news planning by enterprise as economic , innovative , ahead of time , open , cultural , real and original ; it sets out the three objectives of news planning , namely : brand , sale and competition ; finally it discusses the five trends of news planning by enterprise : namely , professionalism of propagating subject , net of propagation channel , harmonization of planning practice , extensive scope of service and normal understanding of news planning
在第二章“認(rèn)識(shí)篇”中，提出了全新的企業(yè)新聞策劃的概念，并分析了其與廣告、宣傳、公共關(guān)系等相關(guān)概念的區(qū)別，界定了企業(yè)新聞策劃的內(nèi)涵與外延；指出企業(yè)新聞策劃具有經(jīng)濟(jì)性、創(chuàng)新性、超前性、開(kāi)放性、文化性、現(xiàn)實(shí)性及原創(chuàng)性等特點(diǎn)；明確了企業(yè)新聞策劃具有品牌、銷售和競(jìng)爭(zhēng)三大目標(biāo)；最后探討了企業(yè)新聞策劃的五大趨勢(shì)，即傳播主體的職業(yè)化，傳播渠道的網(wǎng)絡(luò)化，策劃實(shí)務(wù)的整合化，服務(wù)范圍的廣泛化以及對(duì)新聞策劃理解的平?；鹊取?

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