選址通道 的英文怎麼說

中文拼音 [xuǎnzhǐtōngdào]
選址通道 英文
access channel
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 名詞(建築物的位置; 地基) location; site; ground; foundation
  • : 通量詞(用於動作)
  • : 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) ...
  • 選址 : location and allocation model
  • 通道 : thoroughfare; passageway; pass; enterclose; gallery; drong; tunnel; avenue; alure; way; row; key ...
  1. To seek for an optimum plan that properly integrates land resources and taps potential new senses of pride in urban economic development by respecting the history of industrial development and reflecting the scene of modernization in beijing, beijing municipal commission of urban planning and beijing municipal bureau of state land & resources are hereby inviting worldwide urban planning / design firms experienced in property, development, urban planning, urban design, landscaping and track transport design, or joint ventures of such firms, to apply for prequalification, which, as conducted by experts and government agencies organized by beijing municipal commission of urban planning and beijing municipal bureau of state land & resources, is intended to determine about six firms or joint ventures as participants

    為了使北京焦化廠工業遺保護與開發建設的規劃能夠在尊重北京工業發展歷史和展現北京現代化發展風貌的基礎上,過土地資源的合理整合,挖掘城市經濟發展的新亮點,找到一個最佳的建設規劃方案,現北京市規劃委員會和北京市國土資源局面向全球范圍,公開邀請具有地產開發、城市規劃、城市設計、景觀設計、軌設計經驗的規劃設計機構或由上述機構組成的聯合體前來參加應征資格預審,由北京市規劃委員會和北京市國土資源局組織專家、政府有關部門進行資格預審,過資格預審取6名左右應徵人或聯合體應徵人參加徵集。
  2. Multi - channel access system without central control

    無中心多系統
  3. General specification for land mobile communication system equipment using multi - channel access techniques without a central controller

    無中心多移動信系統設備用規范
  4. Study of a flood channel or flood - dominated channel of estuary is not only an important content in estuarine dynamic geomorphology and dynamic sediment, but also is a practical problem nearly related to the selection of harbor sites, regulation of sea - entering waterway, bank revetment and land reclamation, and even the comprehensive exploitation of estuaries

    河口漲潮槽的研究不僅是河口動力地貌學和河口動力沉積學研究的重要內容和前沿課題,而且對港口海航治理、護岸圍墾以及河口綜合開發利用都具有重要的研究和應用價值。
  5. Land mobile communication system requirements using multi - channel accss techniques without a central controller

    無中心多移動信系統體制
  6. Container terminal development at the site should be compatible with the surrounding land - uses, the site should have good intermodal links, good road access and easy access to deep marine channel ; environmental and ecological impact

    貨櫃碼頭發展的應與四周的土地用途相配合及協調,亦應具備完善的交聯運服務、良好的陸上路和方便往深水海上航的海上
  7. The bridge is situated at ligongwan yazuiyan town hecheng district, which is a key passageway to yazuiyan industrial park

    項目于鶴城區鴨嘴巖李公灣境內,是連接鶴城區鴨嘴巖工業園二期工程的重要
  8. In this thesis, first, we present the theory of sess system, the generation of the sess spreading code and its characteristics and the acquisition theory of conventional spread spectrum communication system. an efficient acquisition scheme based on periodically transmitting the synchronization head, which is composed of binary chaotic codes, using the matched filter and automatic decision threshold - level control based on a so - called constant false alarm criterion for sess system is present. the acquisition model of sess system is built and simulated in the awgn channel, the raleigh fading channel and imulti - address interfere condition

    本文首先概述了自編碼擴頻信的原理、自編碼擴頻序列的產生方法及其特性和擴頻信系統編碼同步的理論,然後針對自編碼擴頻信系統提出了擴頻序列捕獲方案:周期性地加入混沌序列同步碼,並採用恆虛警率匹配濾波器捕獲法;在加性白高斯噪聲、瑞利衰落和多干擾情況下進行了模擬,分析了各種捕獲性能:在擇性能最優的混沌序列、適當的序列長度、虛警概率及門限值的情況下,可以獲得較短的捕獲時間和較大的捕獲概率。
  9. Yin - shang dynasty carried out the principle for choice of defense system by putting the city in the center and constructed the defense protective screen around the city through setting up many layers of defense installations ; and set up several circles of important military towns on the periphery ranges, where set up military pre - alarm and information transmitting systems fitted with main - way nets and post systems extending to all directions, so as to form the state military defense systems

    摘要殷商國家施行「都城居中」的原則,過建造都城的多重防禦設施,構建都城周邊的軍事防禦屏障,並在周邊地區分設若干軍事重鎮環帶,建立周邊地區的軍事預警和信息傳遞系統,配之以四八達的幹網和驛站制度,從而形成國家軍事防禦體系。
  10. With studying the character of the fairway, the hydrology, the model circumstance, this paper starts with the geog raphical environment at the bridge area, and uses the computer to simulate the navigation track under these situation, then provides correlating data and analyzing method engineer to optimize the position of the piers and seaman to maneuver the ship when they enter the bridge area

    本文從橋區的地理環境出發,過研究橋區的航特徵、水文特徵、典型環境條件,建立了相關的數學模型,並運用計算機模擬船舶在這些條件下的航跡,從而為橋梁的、橋墩位置的優化以及船舶駕駛員在進入橋區時的航行方法提供相關的數據和分析手段。
  11. 1. study of the clb bus protocol and the pvci protocol ; 2. the design of clb - pvci bridge architecture ; 3. the design of each functional module, include the state machine, the address decoding and peripheral ip selection module, datapath module

    Clb總線協議和pvci協議的研究; 2 clb - pvci橋總體結構的設計; 3各功能模塊的設計,包括狀態機、地譯碼和外設ip擇模塊、數據模塊; 4
  12. With the downlink simulation model constructed, performance of wideband cdma under different radio propagation environment and vehicular speed is simulated. based on system model of mc ds cdma under flat fading channel with relative shifts of spreading sequences within 1 chip and frequency selective fading channel with arbitrary relative chip shifts, performance of multicarrier cdma system with go sequences under different radio environment is investigated

    基於多載波直接序列碼分多在乎坦衰落中序列偏移小於1個碼片及在頻率擇性衰落中偏移任意個碼片的系統模型,本文還分析了採用廣義正交序列的多載波碼分多系統在不同無線傳播環境下的性能。
  13. Spread spectrum technique, which can handle variable adverse environments, exhibits unique qualities that have a number of advantages in anti - jamming, anti - noise, reduction of multi - path interference, low power spectral density, privacy, selective addressing and code division multiplexing

    擴頻信技術具有優越的抗干擾、抗噪音、抗多徑衰落性能,能在低功率譜密度下工作,具保密性、可多復用和任意,能有效克服各種惡劣的特性,目前廣泛應用於移動信、雷達、導航、測距、電力線信等領域。
  14. For power control of listening users, forward power control method are introduced based on full, multichannel, filtered report, and collision method etc. the full report method has redundancy report information, and its real - time performance is bad, multichannel report is introduced to improve the real - time performance, and filtered report is introduced to eliminate the redundancy information, finally the collision method introduced can not only get higher real - time performance but also diminish the redundancy information ; 2. in order to meet the requirements of making the dynamic simulation of trunking group system, the ms ’ s random move equation is brought forward, the simulation of ms ’ s distribution is done and the integrated channel model are presented ; 3. the smart predicative model of power control is introduced to overcome the delay and track the change of the complicated network, with this model, the power control ‘ s performance is greatly improved

    全匯報方法存在冗餘的匯報信息,而且實時性較差,為了改善實時性提出了多的匯報方式,為了改善冗餘匯報而提出了篩法,最後介紹的碰撞法在減少冗餘信息的同時又提高了實時性;二、為了集群功率控制動態模擬的需要,提出了移動臺的隨機運動方程,進行了有關移動臺的分佈模擬,建立了綜合的模型;三、希望克服延時和跟蹤復雜網路環境變化,提出了功率控制的智能預測模型,過智能預測模型可以改善功率控制的性能,著重介紹了採用神經網路的方法實現智能預測的用模型,從而跟蹤復雜多變的無線環境,諸如慢衰落及快衰落(包括多徑衰落、多普勒效應所引起的衰落)等網路特徵,達到預測功率需求;四、採用二級正交碼和智能天線(空分多)的方法進行組內用戶的識別,改進功率控制效果;五、話權用戶的前向和反向功率控制方法;六、對引入gota的cdma系統提出了復合容量表示方法,並作容量分析,探討有關gota系統的qos問題。
  15. The problem of signal processing for direct - sequence code - division - multiple - access ( ds - cdma ) signal over multipath frequency - selective mobile channels is considered. a new blind receiver is proposed. without the knowledge of the multiple - access interference users spreading code and the channel characteristics, the receiver achieves blind detection with prior knowledge of only the desired users spreading code and approximate timing. by using reduced rank adaptive decorrelating filter and adaptive multipath combiner which is based on decision - directed algorithm, the receiver gets the ability to combat both fading and the near - far effect at low cost. simulation results demonstrate that the proposed receiver offers high performance

    本文研究多徑頻率擇性衰落下直接序列擴頻碼分多( ds - cdma )信號的處理問題,提出了一種新型的盲接收機.該接收機不需預知多干擾用戶的擴頻碼,不需預知參數,只需已知期望用戶的擴頻碼和粗略的定時,就可以完成用戶的盲檢測.同時,該接收機過降維自適應去相關濾波和基於判決指導的自適應多徑合併,來獲得低成本和良好的抗衰落、抗遠近效應性能.模擬結果驗證了本文提出的接收機的優良性能
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