道線系統 的英文怎麼說
中文拼音 [dàoxiànxìtǒng]
道線系統
英文
harness- 道 : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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Ofta has issued a notice earlier to the satellite master antenna television ( smatv ) licensees, class licensees of in - building telecommunications systems, operatorsowners of in - building coaxial cable distribution systems ( ibccds ) ( including communal aerial broadcast distribution ( cabd ) systems, closed circuit television ( cctv ) systems, cable television ( ctv ) systems ) to alert the residents that they might need to adjust their vcrs or other equipments to avoid using channel 35 and 37 as radio - frequency ( rf ) output channel for connection to the television sets
電訊管理局已就此事向本港衛星電視共用天線系統牌照持牌商、樓宇內置電訊系統類別牌照持牌商,以及大廈內同軸電纜系統營辦商擁有人(包括共用天線分佈系統、閉路電視系統、有線電視系統)發出指引,呼籲有關單位提醒其用戶如有需要可調整錄影機或其他器材,避免使用頻道35及37作為接駁電視機的訊號接收頻道。The road system, which provides only for the bus operation is researched in this article. the methods of how to condemnation constructing the bus - operating road system or not is excogitated. on the basis of summarization the history methods of common public transportation network planning, put forward of the propping route design methods
對公交專用道進行了研究,研究了公交專用道路系統建設的現實可能,分析了設置公交專用道的條件和效益,提出了確定是否設置公交專用道的研究模型;對常規公交線網規劃進行了總結和歸納,提出了基於現有公交線網的探索式線網生成方法。In chapter 4, a simulation approach is presented, which combines the outdoor radio propagation model, the eigen - driven patterns of handset diversity antenna with two feed ports and combining schemes of receiving signals, to investigate the performance of a dual antenna handset under co - channel interference ( cci ) and multi - path fading environment
第四章首先用本徵激勵方向圖的概念來產生手機雙埠分集天線的接收信號矢量,然後將其與城市室外電波傳播模型、分集合併方式相結合,建立了分析在具有共道干擾和多徑衰落環境中手機雙天線系統的性能模型。This paper can be mainly summarized in to three aspects as follows : 1. firstly, the paper analyzes the system model of mimo, derive the formulas of channel capacity for the slow flat rayleigh fading channel, analyzes two improtant facts affected the system capacity, and then via the computer simulation we compare the channel capacity between the tranditonal wireless system and mimo system
本文主要做了以下幾個方面的工作: 1 .分析了mimo系統的通道模型,理論推導了慢衰落平坦瑞利通道下mimo系統的通道容量公式,簡要分析了影響系統容量的兩個重要因素並且通過計算機模擬比較了傳統無線系統與mimo系統之間的通道容量。The prm is basically a monopulse secondary surveillance radar ( mssr ) that employs electronically - scanned antennas configured in a circular array
精密跑道監系統基本上屬單脈沖二次監察雷達,但採用排列成形的電子掃描天線。Taking " the greening plan of jiangning fangshan mountain holiday tourism area " as an example, this paper put forward the plan ides of combining " the spot, the line, the surface and the body " together, and elaborated the corresponding ides and method about greening plan and design from the three aspects, forest physiognomy improvement, landscape plant plan of the road system and landscape plant plan of the scenic spot
摘要以江寧方山風景旅遊度假區綠化規劃為例,提出「點、線、面、體」相結合的規劃思路,從林相改造規劃、道路系統植物景觀規劃、景點植物景觀規劃等方面闡述了相關的規劃設計思想與方法。Considering that the characteristics of our country ' s highway tunnels are always of long spans, tabular and of various geometry, by means of thorough analysis of the different problems existed in the design of support structures of the tunnels at present, this paper pays special attention to the two key problems, optimization method of form selection of structural section of the tunnel as well as the stability and bearing capacity of the support structures, in the design of the long and large tunnel on high - class highway, introduces the simplified complex - form optimum method in the structure optimization theory, discusses the optimum design model of lining section of highway tunnel with satisfying demands in building clearance, ventilation and load conditions, puts forward an optimization method of form selection of three different kinds of lining sectional forms ( i. e. single - center circle, three - center tabular circle and three - center sharp circle ), establishes a complete set of systematic optimum design the ory and method of long and large tunnel on high - class highway, develops the corresponding computer software used on the planned xuefeng mountain highway tunnel on shaoyang to huaihua expressway in hunan province for optimization of form selections of the structural sections, and obtains a series of relatively reasonable structural design parameters
本文針對我國公路隧道多為大跨度、扁平、幾何形狀呈多樣化的特點,通過深入分析目前隧道支護結構設計中存在的各種問題,抓住高等級公路長大隧道設計中隧道結構斷面的優化選型及隧道支護結構的穩定性與承載能力兩個核心問題,引入結構優化理論中的簡易復合形優化方法,深入探討了滿足建築限界、通風條件、受力狀態約束等條件下公路隧道襯砌斷面優化設計模型,提出了三種襯砌斷面形狀(單心圓、坦三心圓和尖三心圓)的優化選型方法,建立起一套完善的高等級公路長大隧道的系統優化設計理論與方法,並開發出相應的計算機程序,用於擬建的上海至瑞麗國道主幹線湖南省邵陽至懷化高速公路雪峰山長大高速公路隧道的結構斷面優化選型,得出了一系列較為合理的支護結構設計參數。The economic benefits of shanghai inner ring elevated road system
論上海內環線高架道路系統的經濟效益Abstract : by comparing the channel capacities hetwem orthogonal space - time block coding and multi - antenna array system over rayleigh fading channel, some capacity loss for orthogonal space - time block coding is obtained, which is a function of the code rate, the rank of channel matrix and the number of transmitter and receive antennas, although the system of orthogonal space - time block codes is simple and easy to implemented. if is also shown that there is no capacity loss only if both the code rate and the channel matrix rank are all one
文摘:在研究瑞利衰落條件下正交空時分組編碼通道容量的基礎上,將其與多發送多接收天線系統的通道容量進行了比較.比較結果表明,正交空時分組碼雖編碼簡單,易於實現,但在通道容量方面存在較大的損失,損失的程度與編碼碼率、通道矩陣的秩及收發天線數等因素有關.進一步研究表明只有當編碼碼率和通道矩陣的秩都為1時,才沒有通道容量的損失As the test signals of the trial will be transmitted via channels 35 and 37 ( never been used before to transmit television signals ), thus the television antenna systems using the said channels or the adjacent channels 34, 36 and 38 for other usages, such as the video cassette recorder ( vcr ) channel or closed circuit channel, might encounter interference during the said period
是次測試使用的第35及37頻道,由於以往未有用作電視訊號發射,故任何電視天線系統如透過以上頻道或相鄰頻道(即34 、 36及38 ) ,作其他用途,例如用作錄影機播帶頻道,保安攝影機頻道等,將可能受到干擾。Multi - channel homes - any household that receives channels in addition to free - to - air channels ( e. g. mmds, cable, dbs, tvro )
多頻道家庭-能接收廣播電視之外的更多的電視家庭(如有多頻道多點系統、有線系統、直播衛星、衛星接收器等的家庭) 。The ministry of communications has been proposed a " three main and one support " ( the main framework of highway, the main channel of water transport, the main hub of harbor station, and the supporting system of modern traffic ) long - term plan of construction of communications, then carrying out nationwide distribution plan of national arterial highway system and highway main hub system
交通部提出了「三主一支持」的交通建設長遠規劃,並進行了全國國道主幹線系統和公路主樞紐系統的布局規劃。目前,各省交通廳在國家級公路主樞紐系統的總體框架下,分別進行了各省的二級公路樞紐系統的規劃。Product introduction bst - ant - g0 series access product adopts integration design, and synthesizes the antenna rfidreader infrared ray check voice and light alarm and powerful io controller. its read range can up to 120cm, and use for identifying personnel or goods passing in or out the access
Bst - ant - g0系列通道產品採用一體化結構設計,集成天線系統rf讀寫設備紅外檢測聲光報警和功能強大io控制器,讀寫距離可達120cm ,可用於人員貨物通道進出識別。If the construction standards of the highway are higher than that of urban roads as a result of a change of design, the route of the highway system shall be changed or shall bypass the urban areas
如因公路工程標準變更,致高於原市區道路工程設計標準時,應改選路線系統或繞越市區外通過。The simulation results based on siso and mimo systems show that the proposed scheme could effectively eliminate the time - variant fading characteristics of wireless channel and under an acceptable demand of ber, the frequency efficiency is enhanced greatly and besides, dynamic encoding is implemented with low complexity and high efficiency
通過在單天線和多天線系統中的模擬,表明該方案可以有效的克服無線通道的時變衰落特性,在滿足誤碼率性能要求的基礎上可以提高系統頻譜利用率,且實現復雜度低。It starts with a concise introduction of the concept of virtual instrumentation and vxi bus " structure, and then, oriented toward developing a testing system for the dynamic testing equipment of the processor of the intake channel control system of airplanes, this paper presents the ideas of a vxi bus - based testing system, its structure and hardware / software design. the testing software, which cooperates with the hardware to fulfill the testing functions, is programmed with labview ( a virtual instrumentation development platform )
論文在簡要介紹虛擬儀器的概念以及vxi總線系統的結構、特點的基礎上,結合飛機進氣道控制系統處理機動態測試設備的研製,闡述了基於vxi總線的測試系統的測試思想、總體結構和硬、軟體設計;並利用labview (虛擬儀器的軟體開發平臺之一)編制了飛機進氣道控制系統動態測試設備的測試軟體,該軟體配合硬體系統完成動態測試設備的各項功能測試。The second chapter presents the system main station, concentrator, acquisition unit, acquisition module and acquisition terminal, which all are the main parts of electric power remote monitoring system based on can - bus. this chapter also introduces the system ' s top, middle and bottom communication channel, where the top channel is star - type used modem via telephone network, the middle is can - bus, while the bottom rs - 485 bus. the paper refers briefly to the system ' s software, communication protocol, remote monitoring function and characteristic
第二章簡要介紹了基於can總線的電力遠程監測系統主站、集中器、採集單元、採集模塊和採集終端等各組成部分,介紹了系統的上層星型modem通信通道、中層can總線通信通道和底層rs - 485總線通信通道,對系統的軟體平臺、通信協議、系統的遠程監測功能及該系統的特點進行了概述性的介紹。Cable trunking and ducting systems for electrical installations - part 2 : particular requirements - section 4 : service poles
電設備用電纜干線系統和電纜管道系統.第2部分:特殊要求.第4節:工作電極Delivered over the internal private network and accessible from desktop, laptops or via television. the satellite master antenna television system smatv offers you the accessibility to as many as 120 satellite tv channels
衛星電視共享天線系統可透過內部專用網路,將衛星電視服務傳送至租戶之電視或個人計算機,使租戶可享用多達120多條衛星電視頻道。Delivered over the internal private network ( ipn ) and accessible from desktop, laptops or via television. the satellite master antenna television system ( smatv ) offers you the accessibility to as many as 120 satellite tv channels
衛星電視共享天線系統可透過內部專用網路,將衛星電視服務傳送至租戶之電視或個人計算機,使租戶可享用多達120多條衛星電視頻道。分享友人