transmitting efficiency 中文意思是什麼

Its key idea of this project is to balance the transmitting efficiency and the transmitting cryptograph

針對這些存在的問題，筆者提出了一種改進方案? ? bb84 +量子密鑰分配方案。

In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

針對無連接和面向連接的各種復雜網路環境下，通信頻帶資源緊張，音頻傳輸帶寬有限且復雜多變，而各種音頻數據又日益增多的局面，本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義，在前人不斷工作的基礎上，提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法，兼考慮了編碼效率、多碼率和壓縮時延多個方面，並在matlab環境下做了模擬實驗，對各種音頻信號及多種小波函數做了模擬結果比較，實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果，達到多碼率下實現實時編解碼的過程，在高速dsp晶元等硬體設備支持下，可以有效應用於實際復雜多變信源編碼。

Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently

與現有的同類型儀器相比，該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾；採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率；用低強度的激光避免了對樣品的輻射損傷，同時可以使激光器和系統集成在一起，整個系統小型實用。

The modern technology give a chance for the pattern of transmitting knowledge with network, the course based on network have opened up it ' s way in china, our pursuer paid more attention to the mode, but in america, pursuer have studied the more width aspect, thereinto the investigation and design of the information in the course based on network is very important, for the design of the information decide the pattern how the student receive the information, which will effect the way of knowledge understanding and memory, and the way is related to the study pattern, so the design of the information in the course based on network is very important to the efficiency and effect. so the core of the paper is the investigation and design of the information in the course. i have the entropy from the information science as the analyse tool to analyse the information, these work tell us the efficient pattern to transmit information, based on the result, i design the net page, of course, study theory and the character of the net itself are also the factors i employ for design a good net page. then, links and navigation is constituted for students adapt to the course based on network

當今技術的發展給知識以網路為媒介來傳播的學習方式帶來前所未有的機遇，網路課程在國內迅速開展起來，但是國內研究者的注意力主要集中在對網路課程模式的探索上，放眼國外，他們的研究觸角已經涉及到網路課程比較細致的方面，尤其是對網路課程信息的研究構成了國外網路課程研究中的比較重要的一個方面，而網路課程中信息的設計是重要的，因為信息的組織設計是為了接受者能對信息進行有效的信息加工，信息的呈現模式影響著學習者對知識的理解和記憶方式，進而決定了學習者的學習模式，因此網路信息的設計在網路課程傳遞的效率和效果中就佔有很重要的位置。基於這個觀念，本文把網路信息的組織設計作為研究的重點，引入了信息科學作為研究的主要工具對網路中的信息作以量化分析研究，主要應用了信息科學中信息熵的公式進行推導，得到學習內容信息組織的基本模式，並充分利用網路自身特性和學習理論對知識信息進行細致的設計，此外還對鏈接和導航信息進行了設計，在網路課程的適應性方面作出了努力，把交互信息與輔助學習信息的分析設計與應用和對網路頁面信息的總體調節優化作為主體信息設計部分的補充，最終形成了網路信息組織設計的方案，力求創設一個能夠有效傳遞知識信息，減少網路自身弊病，並帶有一定適應性的網路學習環境，也使更多的網路課程的設計者關注網路信息這個因素。

Based on calculating and comparing with the transmission ratio, transmitting efficiency and power flow of the transmission plans in the controllable initation planet gear device referred in the literatures, the best reasonable solution was confirmed which can reduce the device dimensions and improve the transmission efficiency

摘要在對已有文獻提出的可控制起動行星齒輪減速裝置傳動方案從傳動比、傳動效率及功率流向等方面進行計算與比較的基礎上，確定了能夠使減速器裝置的整體尺寸小、外形美觀、傳動效率高的最合理方案。

Non - market of form mechanism decided that adjusting of regulative interest rate easily lag to changing of macro - economy due to stronger interest rate regulation in china at present, extent of adjusting is not enough agility, transmitting efficiency of monetary policy discount highly

由於我國目前仍存在較大程度的利率管制，形成機理的非市場性決定了管制利率的調節容易滯後於宏觀經濟的變動，調節幅度不夠靈活，貨幣政策的傳導效率大打折扣。

In this paper, some investigation and design as following. have been carried out on er - yb codoped phosphate glass waveguide laser first, three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation. the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched

首先，從er ~ （ 3 + ） - yb ~ （ 3 + ）能級結構出發，結合激光穩態速率方程與傳輸方程，對鉺鐿波導激光器的三個主要性能參數:閾值功率、輸出功率、斜率效率作了理論計算分析，並研究了鉺、鐿離子濃度、光波導激活長度、信號光與泵浦光光斑半徑比例、輸出耦合鏡反射率對這三個關鍵性能參數的影響。

Firstly, this paper summarizes modern weaponry stealth technology at home and abroad, and lays special emphasis on analyzing stealth problem of cruise missile ’ s guidance head cover, aerocraft radar canopy and other privileged sites. secondly it makes a research on related theories of transparent metallic mesh that applied to missile ’ s guidance head cover and aerocraft radar canopy, and deduces relational expression between transparent metallic mesh structural parameters and radar wave - shielding efficiency, infrared transmitting. we use laser direct writing technique to fabricate a metallic mesh ( dimension : 70mm 70mm ; line width : 5 m ; period : 350 m ) on glass surface, then do experiment to test radar wave - shielding of metallic mesh via radar transmitting and receiving device

本文首先綜述了國內外現代武器系統隱身技術方法;重點對巡航導彈導引頭罩和飛機雷達艙罩等特殊部位的隱身問題進行了研究，研究了金屬網柵用於導彈頭罩和飛機雷達艙罩隱身的相關理論，推導了金屬網柵結構參數對雷達波屏蔽效率和透紅外關系式;用激光直寫工藝，在玻璃表面上製作了一塊面積為70mm 70mm ，線寬為5 m ，線周期為350 m的金屬網柵;在實驗室里用雷達發射和接收裝置測試了網柵對雷達波的屏蔽實驗;認為利用金屬網柵技術對雷達波具有一定的屏蔽作用，而且不影響精確制導的紅外線高效透過。

Their possible mechanisms were also discussed and the high efficiency of the modified d riving surface ( inner cylinder ) of the erc is the main reason of the improved - efficiency of the erc ' s transmitting property. to get the optimum barriers surface arrangement under the same condition, continuous studies were put primarily on the effects and changing rules of erc ' s transmitting property with the variations of strips row number, the strips length and strips arrangement

進一步又探討了離合器內、外均加直條情況下，界面直條變化（包括直條數目變化，直條長度變化，直條排列形勢變化）對離合器輸出性能的影響及其規律，結果表明： （ 1 ） er離合器界面直條數目n變化對er離合器輸出性能有影響。

In pdsn system, data packet between ms and pdsn compressed by compressing algorithm can reduce the size of the transmitting packet, improve the efficiency of data transmission and support large number of simultaneous connected users

在pdsn （ packetdataservicenode :分組數據服務節點）系統中，用壓縮演算法對移動用戶與pdsn之間傳輸的數據報文內容進行壓縮，可大大減小傳輸報文的大小，提高數據傳輸速率，支持更大用戶的同時接入。

Hi order to improve the shipping navigation safety, operating efficiency and the information transmitting capacity on the sea, the international maritime organization and international telecom union confirm that ais ( automobile identifying system ) is the identifying, inspecting and communicating system on the sea in the future

為了提高船舶航行安全、操作效率以及海上信息傳輸能力，國際海事組織和國際電聯確定了ais （船舶自動識別系統， automobileidentifyingsystem ）為未來的海上識別、監測和通信系統。

Mega - frame is composed of mega - frame which is the main structure and floor - frame which is the minor. mega - frame has characteristics of great rigidity, superior property as a whole, clear - cut transmitting mechanism, flexible using space, economical building materials, low prices and high speed of construction and so on. because of its efficiency, flexibility and economization, mega - frame has become one of the most promising structure systems for tall buildings

巨型框架結構由作為主結構的巨型框架和作為次結構的樓面框架構成，它具有側向剛度大，整體性能好，傳力明確，使用空間靈活，節約材料，降低造價，施工速度快等特點，是一種集高效性、靈活性和經濟性為一體的新型高層建築結構體系，因而成為適合建造高層與超高層建築的最有前途的結構形式之一。

This paper utilizes masking rate theory to analyze the variation of center zero - level energy, the influence of metallic mesh ’ s different parameters on infrared transmitting ; deduces the relational expression between infrared transmitting efficiency and metallic mesh ’ s parameters ; comes to the conclusion that we can improve infrared transmitting efficiency by increasing

理論研究表明，金屬網柵的周期選擇在200 ~ 400 m之間，線寬不大於10 m ，是較為理想的網柵參數。最後，在實驗室里用1 ~ 20ghz的信號發生器、功率放大器和頻譜分析儀等雷達波檢測設備，對金屬網柵的屏蔽效率進行測試。

Bigger section area of three phase heating cable can broaden heat transmitting area and thisincreases the transmitting efficiency

三相帶截面大，傳熱導面積大，能提高傳輸效率。

Based on the collected literary reviews and survey reports, by using the modern learning theory, this part makes a systematic and deep analysis of middle school students " current learning situation ( including their learning style ), and points out the shortcomings existing in current history learning style. it then further discusses the reasons which cause all the shortcomings, and makes the fact to be clearly realized that teachers " teaching style, which put the task of transmitting history knowledge as the priority, severely influences and confined middle school students " history learning style as well as history learning efficiency

在收集、整理相關文獻和調研報告的基礎上，運用現代學習理論對中學生歷史學習現狀（含學習方式）作了較系統、深刻的分析，指出當前歷史學習方式存在的不足，並對這些不足存在的原因作了進一步探討，使大家認識到歷史教師以傳遞歷史學科知識為主要任務的歷史教學方式嚴重影響、制約了中學生的歷史學習方式和歷史學習效率。

In order to improve the efficiency of transmission, receiving ts data packet on cpu ' s gpio port and transmitting data on cpu ' s pci port are processed in different priority. to improve the communications efficiency, we adopt the multicast to deliver the digital tv to relevant user

在軟體的具體實現上採用了vxworks的多任務編程思想，為了提高傳輸效率，對在cpu的gpio埠的ts數據包的接收任務和在cpu的pci埠的數據發送任務分為不同的優先級處理，並且為了提高通信效率，我們採用組播的方式傳輸數字電視信號到相應的用戶。

Future mobile communications have to support the transmission of high rate data and multimedia applications in the radio spectrum, which is already extremely scarce. the basic idea of adaptive coded modulation is to maintain a constant throughput by varying the transmitted power level, symbol transmission rate, constellation size, coding rate or any combination of these parameters. thus, without sacrificing bit - error rate ( ber ), these schemes provide high average spectral efficiency by transmitting at high speeds under favorable channel conditions, and reducing throughput as the channel degrades

自適應編碼調制（ adaptivecodedmodulation ， acm ）的基本思想是在不犧牲系統傳輸性能（比如ber ）為代價的前提下，通過單獨改變發送功率、波特率、編碼方案、碼率、調制方式，或者是綜合改變前面所述的各種參數，在有利的通道條件下，獲得較大的吞吐量，當通道質量下將時，相應地降低傳輸速率，最終達到提高平均頻譜效率的目的。

In the optical fiber transmitting system, attenuation of fiber affects transmitting efficiency directly, the lower attenuation is very important because it affects the sensitivity frequently. the choice of join form and fixation method is also important for it will make large wastage. so we must pay attention to the join and fixation form when designing sensors

從分析中得出，在光纖傳輸系統中，光纖的衰減直接影響光纖的傳輸效率，低衰減特性非常重要，因為它常常會影響測量靈敏度；光纖與光探測器之間的連接形式和固定方法如果選擇不好也會造成較大損耗，為此在設計傳感器的同時，特別注意了與光纖的連接和固定方式。

To supply the gap of current network protocol used in tele - medical monitoring systems, according to a complete life signal monitoring system based on mobile platform, this dissertation presents life signal wearable monitoring protocol. firstly, designing the proper format of data packet and control packet on the basis of life signal ’ s specialty to enhance the transmitting efficiency. secondly, describing the protocol in the method of formalization, designing the flow of the protocol and implementing it by coding. thirdly, analyzing the performance of the protocol on both local machine and lan, debugging and modifying the software to meet the require

首先，根據生命信號的特點，本著提高傳輸效率的原則，設計了生命信號數據報文和控制報文的合理格式;其次，採用形式化方法對協議進行了描述，設計了協議的工作流程並編碼實現;再次，在單機和網路環境下進行了性能分析，調試修改軟體並使其達到設計要求。

In this paper, the key technologies, which are relevant to the research and implementation of product data management ( pdm ) system based on extranet and component, such as database design and means for improving the data transmitting efficiency are also detailed

文中介紹的基於extranet和構件的產品數據管理系統已經在廣東東莞海龍紙業（四期）年產40萬噸高檔塗布包裝紙板工程中得到成功應用。