characteristics of channel 中文意思是什麼

characteristics of channel 解釋
通路特性
  • characteristics : 產品性能描述
  • of : OF ＝Old French 古法語。
  • channel : n 1 水路，水道，渠，溝；海峽；河床，河底。2 （柱等的）槽，凹縫；【機械工程】槽鐵，凹形鐵。3 〈比...
  1. The bifurcated channel is a common river type, and there exists realistic meaning for the study on the division characteristics of the bifurcated channel

    分汊河道是一種常見的河型，其特性研究在河道整治工程中有著重要的現實意義。
  2. First, the thesis gives a detailed analysis about the causes and expressions of the medium and small - sized enterprises financing problems, concerning the relationship between banks and enterprises enterprises status, related policy and finance service etc. then, in order to solve the financial problems effectively during the developing process of the medium and small sized enterprises, on the basis of the development stage, concrete environment and characteristics of the medium and small sized enterprises in our country, the thesis gives relevant suggestions about the improvement of enterprises " inside financial environment channel expansion of the indirect f inane ing, more emphasis on direct financing trend of the state ' s policy and innovation of financial instruments etc. at last, in order to welcome the coming technology economy, the thesis especially analyze how to use the capital from at home and abroad to develop risk investment, to ease up the contradiction of capital supply and demand, and to support the fast development of the hi - tech medium and small - sized enterprises

    然後，為有效解決中小企業發展中遇到的資金問題，根據我國中小企業所處的發展階段、具體環境和自身特點，結合我國金融市場的現狀和未來發展趨勢，從改善企業內源融資條件、拓展間接融資渠道、注重直接融資手段、國家政策取向、金融工具創新等方面，提出相應的對策建議。為迎接知識經濟的到來，本文還特別探討了利用國際、國內資金發展風險投資業務，緩解我國高科技中小企業資金需求與供給的矛盾，支持高科技中小企業快速發展的措施。本文試圖通過對中小企業融資問題的研究，探索我國中小企業特別足高科技中小企業發展面臨的一些共性問題，為我國中小企業融資方式和融資體制的改革略陳管見。
  3. According to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation

    根據肥城煤田石炭系太原組的巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵，將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮坪環境，認為太原組形成於潮汐作用為主的陸表海海岸，泥炭坪是成煤的重要古地理環境，潮渠對煤層有一定的破壞作用，地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。
  4. Abstract : according to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation

    文摘:根據肥城煤田石炭系太原組的巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵，將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮坪環境，認為太原組形成於潮汐作用為主的陸表海海岸，泥炭坪是成煤的重要古地理環境，潮渠對煤層有一定的破壞作用，地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。
  5. Based on mono - pulse radar system and the analysis of terrain echoes, a geometrical model of air to ground ranging is constituted. by using the signals received from the sum and difference channels of terrain follow radar, a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained. according to the characteristics of the echoes, the theory and method of pass zero detection of difference channel and its applications are discussed in detail

    針對一維單脈沖雷達體制，分析了地形目標回波特性；建立了地形跟隨雷達空地測距的幾何關系；利用雷達收發信號，導出了地形跟隨雷達和差接收通道的回波信號表達式，進行了波形模擬，得到了地形跟隨雷達的地面散射產生回波在時域中的特性；根據和差回波特性，闡述了差信號過零點檢測測距的原理和方法及工程實踐中的應用，並給出了真實雷達對外輻射試驗的結果，驗證了文中的模擬。
  6. By analyzing on nature, society and economy conditions as well as distribution characteristics of sand source in the lower lhasa river valley, put forward a series of comprehensive renovation scheme to harness sand sources, mainly including dredging channel, planting farmland shelter - forest network, constructing arbor - bush - herb shelter forest and shifting sand stabilization, this scheme will not only control blown - sand threat, and improve local ecological environment ; at the same time, also lay the strong foundation for enlarging lhasa city space and effectively utilizing local resource, embody a sustainable thought on how to make comprehensive renovation in high cold valley region

    摘要在深入分析本區自然社會經濟條件和風沙源分佈特徵基礎上，提出把拉薩河下遊河道疏浚與風沙源治理相結合，以河道疏浚、農田防護林、喬灌草防風護沙林和流沙固定等物理工程、生物和機械措施為主體，進行風沙源綜合整治，一方面可有效控制風沙災害的威脅，改善河谷區生態環境，同時為拉薩市城市空間發展和當地資源的有效利用奠定了基礎，體現了在高寒河谷區進行風沙源綜合整治的可持續性思路。
  7. In this paper, the effect of interface properties of sio2 / sic on performances of n - channel sic mofet are studied systematically : incomplete ionization of impurity in sic is analyzed based on the crystal structure of sic materials. the effect of incomplete ionization of impurity on c - v characteristics of p - type 6h - sic mos is researched based on charge - sheet model for sic mos inversion layers

    本文就sio _ 2 / sic界面質量對n溝sicmosfet性能的影響做了深入的研究：從碳化硅材料的晶體結構出發分析了碳化硅材料中雜質的不完全離化，採用sicmos反型層薄層電荷數值模型，研究了雜質不完全離化對p型6h - sicmosc - v特性的影響。
  8. The test and researches were made on the theories model of the wlan according to the wlan characteristics and channel characteristic

    摘要依據無線局域網特點及通道特性，對無線網路的理論模型進行測試和研究。
  9. Simulations of channel characteristics, a basic part of system simulations, are of vital importance meaning for both analysis and simulation of channel estimation, switching algorithm and power control

    通道特性的模擬是系統模擬的重要組成部分，對通道估計、切換演算法和功率控制等方面的分析與建模有重要的意義。
  10. Due to the characteristics of the powerline channel, the plc system is different from the common wire network and makes high - speed data transmissions very challenging

    本文主要在就以電力線網路為基礎的家庭網路的調制技術、媒質接入控制（ mac ）協議和tcp協議方面進行了探討。
  11. The general nonlinear propagation equations of four - lightwaves in birefringent fibers are deduced. the characteristics of polarization mode dispersion in 4 + 10gb / sdwdm system in dispersion - flattened fibers is studied. our results show that pmd exerts a detrimental influence on 4 x logb / sdwdm system in limiting transmission rate and the channel numbers

    本論文研究波分復用（ wdm ）系統中偏振模色散的影響，主要工作包括下面兩個部分：一、導出了四波長光波在雙折射光纖中傳輸所滿足的一般非線性耦合方程；在此基礎上，研究色散平坦光纖中4 10gb sdwdm系統的偏振模色散特性，並且進一步研究了偏振模色散對不同通道間隔的4 10gb sdwdm系統的影響。
  12. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運動特點，將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區，並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點，提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上，對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析，提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式，得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解，並與實測資料吻合較好
  13. Chapter 2 : characteristics of propagation of ultra - intense laser beam in a partially stripped preformed plasma channel is discussed, in which the relativistic self - focusing effects, together with the perturbed plasma density, is discussed

    第二章：本章闡述了超強激光光束在拋物型部分電離的預等離子體（聚焦和散焦）隧道中的傳輸特性。研究了相對論自聚焦效應和等離子體波引起的密度擾動對傳輸的影響。
  14. The frozen damage of slab - foundation of channel irrigation structures in the northeast of china is the most serious and includes the general characteristics of frozen damage of the channel irrigation structures

    我國凍土分佈面積極為廣闊，雖然東北地區渠系水工建築物的板基凍害最為嚴重，但也是其它地區的共性問題。
  15. According to the very characteristics of certain biochemical reaction, immobilization of proteins on channel wall for inhomogeneous reactions, channel network design for homogeneous reactions and the advantages of performing biochemical reactions on microfluidic chips are investigated in details

    對非均相反應的蛋白質在微管道中的固定技術、均相反應的管道設計技術以及在微流控晶元上集成生化反應的優越性等做了詳細的討論。
  16. Based on the hydrodynamic energy transport model, the influence of variation of negative junction depth caused by concave depth on the characteristics of deep - sub - micron pmosfet has been studied. the results are explained by the interior physical mechanism and compared with that caused by the source / drain depth. research results indicate that with the increase of negative junction depth ( due to the increase of groove depth ), the threshold voltage increases, the sub - threshold characteristics and the drain current driving capability degrade, and the hot carrier immunity becomes better in deep - sub - micron pmosfet. the short - channel - effect suppression and hot - carrier - effect immunity are better, while the degradation of drain current driving ability is smaller than those with the increase of depth of negative junction caused by source / drain junction shallow. so the variation of concave depth is of great advantage to improve the characteristics of grooved - gate mosfet

    基於能量輸運模型對由凹槽深度改變引起的負結深的變化對深亞微米槽柵pmosfet性能的影響進行了分析，對所得結果從器件內部物理機制上進行了討論，最後與由漏源結深變化導致的負結深的改變對器件特性的影響進行了對比.研究結果表明隨著負結深（凹槽深度）的增大，槽柵器件的閾值電壓升高，亞閾斜率退化，漏極驅動能力減弱，器件短溝道效應的抑制更為有效，抗熱載流子性能的提高較大，且器件的漏極驅動能力的退化要比改變結深小.因此，改變槽深加大負結深更有利於器件性能的提高
  17. First, the dissertation researches the characteristics of deep space communication and the popular space communication protocol, such as ccsds, omni etc. according to the functions of communication controller for data link layer protocol, it analyses the characteristics of the channel of space communication both in lunar surface and lunar space, and also provides the relevant controlling projects of data link layer protocol

    首先，研究了深空通信的特點以及應用較為廣泛的空間通信協議，如ccsds 、 omni等空間通信協議族。根據通信控制器對鏈路層協議進行控制的主要功能，分別分析了月地、月上空間通信的通道特點，進而提出了相應鏈路協議的控制方案。
  18. The article, divided into 3 periods, describes the history of the development of zhujiang river ' s waterway transportation, and gives us a true picture of zhujiang river ' s waterway transportation in the following aspects : societal economy of zhujiang river valley, present conditions of fairway, harbors, ships and supporting & guarding systems such as waterway transportation industry, communication, piloting, and etc. the main contents include the characteristics of zhujiang river ' s layout, the fulfillments of zhujiang river ' s waterway transportation and the quantities of passengers and cargoes that zhujiang river carried, laying emphasis on the conveyance method and characteristics of zhujiang river as a main and important waterway transportation channel, and introducing characteristics of the fairway layout of the zhujiang river, present conditions of fairway grading structure, layout characteristics of the harbors in zhujiang river valley, harbor ' s handling capacity & container harbor ' s present situation, and gross tonnage & layout characteristics of shipping capacity of zhujiang river valley, ships " technical conditions and transportation methods

    論文分三個階段論述了珠江航運發展的歷史沿革。從珠江流域社會經濟、航道、港口、船舶，以及水運工業、通訊導航等支持保障系統等方面論述了珠江航運的發展現狀，分析了珠江水系河流分佈特點，珠江航運生產，客貨運輸量，並重點論述珠江水系水運主通道和重要河道的運輸方式和運輸特點；珠江航道分佈特點、航道等級結構現狀；珠江水系港口分佈特點、港口吞吐量及集裝箱港口現狀；珠江水系船舶運力的總量、結構及分佈特點，船舶的技術狀況、運輸方式等。論文分析了珠江航運發展存在問題及制約因素，珠江航運發展存在的主要問題，一是內河航運建設資金投入不足；二是水資源未得到綜合利用；三是航運管理體制不順；四是技術裝備落後，限制了內河航運優勢的整體發揮。
  19. The author considered great numbers of transmission characteristics of real channel in lms model and properly simplified it according to requirement in the project. the key characteristics in the model include multi - path fading, shadow fading, doppler shift, propagation noise, multi - path delay and and state transform of three status homogeneous markov chain described by lms model, etc. the key characteristics of channel are properly collocated and made to be the evidence theory of hardware implementation

    Lms模型考慮了大量的實際通道傳輸特性，結合課題需求，實現過程中對lms模型做了適當簡化，考慮了其中的多徑和陰影衰落、多普勒頻移、傳播噪聲、多徑延遲以及lms模型所描述的三狀態齊次markov鏈的狀態轉換等，對其所描述的主要通道特性適當組合，以此作為硬體實現時的理論依據。
  20. But the performance of the mimo system has deep relation with the properties of the multi - path signal in that environment, particularly affected by the correlation, the time spread and the azimuth spread of each path. therefore, in order to achieve potential huge capacity of the channel, gain prospective performance, choose appropriate system configurations and design excellent algorithms for signal processing, it is very important to realize and master the characteristics of channel in the indoor and the outdoor environment

    而多入多出系統的性能，在很大程度上跟所處環境的多徑信號性質有關，特別與各條路徑之間的相關度、時延擴展和角度擴展有很大的關系，因此，了解和掌握戶內和戶外環境中無線多入多出通道的特徵，對實現潛在的巨大通道容量、取得預期的性能、選擇合適的系統結構和設計優良的信號處理演算法至關重要。
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