鏈路線 的英文怎麼說
中文拼音 [liànlùxiàn]
鏈路線
英文
link thread- 鏈 : Ⅰ名詞1. (鏈子) chain Ⅱ動詞(用鏈栓住) chain; enchain Ⅲ量詞(計量海洋上距離的長度單位) cable length
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 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...
- 路線 : 1. (從一地到另一地所經過的道路) route; itinerary; way; tail; line 2. (思想上、政治上或工作上所遵循的根本途徑) line
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Model gk41 - 2 high - speed double four - thread bag sewing closer, which is developed from model gk41 high - speed bag closing machine, adapted two paralleled double thread chain stitch with auto - cut system. it has higher quality closing effects, which is widely used in food processing, chemical factory and so on
:本機gk41 - 2為高速雙針封包縫紉機,採用針桿挑線和彎針勾線,組成雙線鏈式線跡。主要轉動部位採用滾針軸承,並配有自動滴油潤滑油路。Model gk39 high - speed bag sewing closer is adopted a special part, which the needlecan move together with the looper. the machine is equi pped with aluminum alloy house, gear running, needle bar and looper system to form double - thread chain stitch. the main running parts are adopted bearing and the machine has the special design such as automatic oil dripping lubrication system, roller feeding and needle feeding in step having the automatic cutting system
說明:本機gk39為高速封包縫紉機,是唯一採用「紉針機構」針同步的封包縫紉機,採用鋁合金外殼,輪傳動,針桿挑線和彎針勾線,組成雙線鏈式線跡。主要轉動部位採用軸承,並配有自動滴油潤滑油路。Facilitating the configuration of protocol parameters, optimization of protocol operations, and more exact estimation of protocol performance, etc. basing on combinatorial theory and asymptotic method, we analyzed the properties of manets with nodes uniformly distributed in rectangular region. mathematical formulas of some basic properties of manets are obtained, such as the expected number of wireless links, mean node degree, the relation between network connectivity and radio range
因此本文第二章基於組合學方法和極限思想研究了矩形區域內節點均勻分佈的無線自組網的幾項基本屬性,網路中鏈路總數的期望值,網路中節點度數分佈情況,以及網路連通性與無線信號傳輸半徑的關系等,得出了其解析描述。Link budget of td - scdma wireless programming network
無線規劃網路中的鏈路預算Based on the ls alg orithm, the mobile packet routing is implemented using the propagation mode of d bf algorithm and the global routing topology table ( rtt )
基於鏈路-狀態演算法,採用距離-矢量演算法的傳播方法和全局的路由拓撲表,實現了移動分組無線網的抗毀式路由協議。The parameters that influence the single photon acquisition probability are the transmitter ' s tracking - pointing error, the far - field divergence angle, the link distance between transmitter and receiver and the receiver ' s antenna aperture
得到影響單光子捕獲概率的主要參量是發射機的跟瞄誤差、光束遠場發散角、發射機和接收機的鏈路距離和接收機天線孔徑。The flexible antenna system is a multi - body link
其中天線系統是一個多級剛體-柔體鏈路系統。Technical requirements and measurement methods on optical link used in catv systems
有線電視網中光鏈路系統.技術要求和測量方法And adopting okumura - hata model to wireless links circuit calculation, and to forecast wireless overlay strong field
並採用okumura - hata模型進行無線鏈路計算,對無線強場覆蓋進行預測。This thesis has introduced the development of the traditional wireless sensor network and current situation at first, then analyzed the principle an framework of the wireless sensor network, and the challenge to the traditional wireless sensor network technology for environmental monitoring, put forward the novel environmental monitoring system based on wireless sensor network technology, have recommended a kind of brand - new wireless node design plan of framework of wireless sensor network and node hardware to be designed and realized, then based on ieee 802. 15. 4 standard, this thesis analysed the design faces the wireless communication protocol stack used in environmental monitoring, have introduced the realize of physics layer, data chain layer, network layer, application layer. have solved the wireless sensor network data sampling, systematic energy - conservation optimize, this thesis summarized the preceding work finally, have looked forward to the development, application and commoditization in the future
本文首先介紹了傳統無線傳感器網路的發展概況及現狀,然後分析了無線傳感器網路的原理與架構及其在環境監測對傳統無線傳感器網路技術的挑戰,接著本文提出了新穎的基於無線傳感器網路技術的環境監測系統架構設計,介紹了一種針對大氣環境監測的全新的無線傳感器網路節點的構架設計方案以及節點的硬體設計和實現,然後本文以ieee802 . 15 . 4標準為基礎分析設計了面向環境監測應用的無線通信網路協議棧,從工程角度介紹了物理層、數據鏈路層、網路層、應用層的設計實現,解決了無線傳感器網路節點的數據採集、節點互聯以及系統節能優化等問題,最後本文總結了前面的工作,展望了基於無線傳感器網路技術的環境監測系統在未來的發展方向和應用方式等幾個方面的發展遠景。Because of the unique issues in the networks, including mobility - induced disconnection, network partition, high out - of - order delivery ratios and channel errors, the congestion control and the error recovery in the network is challenging. in this environment, the interaction between tcp and mac layer protocols, the affection of route protocols on the performance of tcp and the particular congestion control and error recovery mechanism are first discussed. then a particular transport layer protocol scheme based on the non - feedback mechanism is presented, with emphasis on the analysis and simulation of the key parameter
文中主要討論了兩種不同網路結構中的無線tcp協議改進方案,其一在最後一跳為無線鏈路的網路環境中,針對基本tcp擁塞控制機制存在的缺陷,文中在現有解決方案的基礎上提出一綜合性的方案,其中包括無線鏈路的高誤碼率和連接斷開問題的解決,並重點對方案中出現的交叉層問題進行分析和模擬;其二,考慮的是分散式網路( adhoc ) ,在文中較為詳細的分析了tcp和mac層機制間的相互作用、路由協議中造成tcp性能降低的因素、 adhoc網路中應採取的特殊擁塞控制和差錯恢復機制,在此基礎上提出了一種採用非反饋機制的解決方案,重點對方案中的關鍵參數進行分析和模擬,分析和模擬結果表明此機制可在很大程度上提高adhoc網路中tcp的性能。After the investigation of the general technology of hardware implementation, how to implement the kasumi algorithm using field programmable gate array ( fpga ) device is discussed in detail, and the author develops the cipher chip of kasumi algorithm, the kasumi cipher card based on 32 - bits pci bus, the wdm device driver that used in windows2000 / xp, and the software to demostrate encrypting data link. finally, an application demostration is constructed with all the above implementation
在此硬體實現的結果晶元基礎上,設計了32位的基於pci總線的kasumi加密卡,編寫了windows2000 xp下的windows驅動程序模型( wdm )驅動程序和鏈路加密應用程序,由此構成一個應用演示系統,作為研製結果的應用評估,為進一步進行第三代移動通信系統相關安全技術研究和開發提供了基礎條件。Restricted by the platform, satellite in formatting fly use isotropic antennas and each satellite use the same frequency band
編隊小衛星,由於其平臺限制,星間鏈路常常使用全向天線。Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section
在第三章介紹無線光接入系統的光收發單元,採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用,針對大氣通道的特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信的技術,同時還闡述了光接收機包括背景噪聲的噪聲機制和接收靈敏度、誤碼率等指標,最後給出了一個整個傳送鏈路的功率預算。On the basis of discussing the analyzed restraint relationship between the link loss and the spot - beam antenna gain a new spot - beam model of optimum design named link level balance spot - beam model is proposed
在分析鏈路損耗與點波束天線增益之間制約關系的基礎上,提出了一種新的點波束優化設計模型鏈路電平平衡點波束模型。First we introduce it by presenting the classic 2tx scheme proposed by alamouti. then the orthognal designes for space - time block codes are explored, the detailed analysis of the performance is presented. the link level simulations are performed in the last part
通過alamouti的2天線方案來理解空時分組碼,接著研究了空時分組碼的正交設計,最後對其性能進行了詳盡的分析,並完成了鏈路級模擬。Radio link protocol - 1
無線電鏈路協議1Radio link protocol rlp
無線鏈路協議The external interface and internal structure of telecontrol protocol program is designed, three optional route of total program design are analyzed. the tactic of effective dividing of the program function is discussed, the effective way to divide the program function is presented in term of transparency. application, transport and data link layers of master station is designed and realized with vc + +
設計了遠動規約程序的外部介面和內部結構,並分析了程序總體設計中的三種可供選擇的技術路線;討論了程序功能有效分工的策略,提出了以透明性進行有效分工的方法;設計了主站應用層、傳輸層和數據鏈路層,並用vc + +加以實現,成功地應用於工程實踐中,收到良好效果,達到了預期目標。Requirements and measurement methods of electromagnetic compatibility for radio communication equipment part 5 : radio frequency audio link equipment and wireless microphones
無線通信設備電磁兼容性要求和測量方法.第5部分:無線語音鏈路設備和無線話筒分享友人