流出通道 的英文怎麼說
中文拼音 [liúchūtōngdào]
流出通道
英文
excurrent passage- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 通 : 通量詞(用於動作)
- 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) ...
- 流出 : outflow; effusion; runout; vegetate; runoff; profluvium; discharge
- 通道 : thoroughfare; passageway; pass; enterclose; gallery; drong; tunnel; avenue; alure; way; row; key ...
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Then this paper concerns about the network packet intercepting technology of linux os and gives a thoroughly overview of network hacking methods and some application protocol criterion, including http, ftp, telnet, nntp, pop3, smtp etc. then the system design scheme of the transparent proxy has been discussed, this system can be divided to 4 modules below : establishment of transparent charnel, implement of proxy service, gui configuration and management application, accessory filter functions ( such as url filter, command filter and logger etc ). we explain key techniques in all 4 main parts of this system, define the interfaces of each module, what is more the main data structures and software implements codes are all illustrated
首先,論文陳述了防火墻的相關技術基礎,分析了透明代理作為一種先進易用的防火墻技術的原理,闡述了linux操作系統網路數據包攔截技術和http 、 ftp 、 telnet 、 nntp 、 pop3 、 smtp等應用層協議的協議規范和具體的工作流程。接著敘述了本透明代理服務器的系統總體設計方案,將系統分為以下幾個部分:透明通道建立、代理服務實現、 gui配置管理程序以及過濾功能(如url過濾、命令過濾和日誌審計等) 。論文然後分別介紹各個關鍵部分的具體實現要點,解釋了相互間的介面關系,列出了主要數據結構和實現流程。Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station
而後又採用cfd數值模擬的方法對溪洛渡水電站主變洞排風拱頂這種多股氣流匯流的長距離通道內的氣流流動進行了分析,提出了「虛擬分支」的概念和相應的網路基元模型,並回歸得到了溪洛渡水電站主變洞排風拱頂各個排風「虛擬分支」風量均勻系數以及阻抗的計算公式。3. based on analyzing the affection on coding performance of two operating modes in h. 264 nal layer, such as data partition mode ( dpm ) and signal slice mode ( ssm ), an adaptive channel uep scheme ( acuep ) for h. 264 video stream was proposed
在研究了h . 264編碼視頻流在nal層下的兩種工作模式對編碼性能影響的基礎上,提出了一種h . 264編碼視頻流通道自適應非平等誤碼保護方案( acuep ) 。This scheme firstly determined the operating mode of coded video stream in nal layer according to the current channel state before they were packed. the coded video stream operated under ssm in error - free channel so as to reduce the packing tradeoff and increase the coding efficiency. while in error - prone channel, they operated under dpm combined with improved unequal error protection ( uep ) scheme based on human eyes characteristic in order to elevate their robustness to channel error
該方案中編碼視頻信息在進行打包封裝前,首先根據當前通道狀態信息自適應地確定其在nal層中的工作模式,在無丟包通道中採用單數據片模式以降低編碼視頻流的打包開銷,提高編碼效率;而在丟包通道中採用數據分區模式以提高編碼視頻流對通道誤碼的魯棒性能,同時基於人眼視覺特性,提出了一種改進的uep策略。The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的數學模型、環境場中的噪聲信號模型(包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相連,組成完整的魚雷模擬器。By arrangement of the control channels through which the hydraulic fluid flows from the discharge chamber into the oil reservoir, this allows any gas bubbles being released from the hydraulic fluid during the suction stroke to be expelled into the oil reservoir
通過液壓油經控制通道由排出腔流入油槽的這種布置,使得任何在吸入沖程從液壓油中釋放出來的氣泡都被排到油槽中。The article discussed the development of modern logistics and the present situation of viatic freight, and elucidated the meaning of modern logistics and the problem of viatic freight. by analyzing the connection of them, the article testified the necessary and feasibility that the viatic freight should be convert to the modern logistics, and brought forward the opinion which the conversion was the important way and new chance of reforming the tradition viatic freight and developing to the advanced stage of freight
本文通過對現代物流發展和道路貨物運輸業現狀的論述,闡明了物流的含義和當前道路貨物運輸業存在的問題,通過對物流與運輸關系的分析,論證了道路貨物運輸業向物流服務轉變的必要性和可行性,綜合提出了道路貨物運輸業向物流服務轉變是改造傳統運輸業、向「運輸高級階段」發展的重要途徑和新的契機的觀點。Reynolds numbers ( based on average velocity at passage inlet and hydraulic diameter of the passage ) are changing from 20000 to 80000 and the extraction ratios ( suction ratios, sr ) are changing from 0. 30 to 0. 60 for each test model. so the influences of reynolds numbers, suction ratios and etc. on the discharge coefficients and pressure loss characterist ics are also presented. flow fields of typical passages are visualized with the flow visualization techniques and measured with hot - wire anemometer
對每一種通道結構,實驗在不同通道進口雷諾數( re = 20000 、 40000 、 60000 、 80000 )和不同通道總出流比( sr = 0 . 30 、 0 . 45 、 0 . 60 )下進行,以研究這兩個流動參數及其它相應變化的參數(氣膜孔的雷諾數re _ h 、氣膜孔與通道的動量比i等)對出流特性和流阻特性的影響規律。This paper described a cold gas simulation of solid rocket motor with submerged nozzle. a two - dimension model with rectangular channel was designed, which can simulate different flow conditions at three periods after ignition
本文從冷流模擬的角度出發,設計了通道為矩形的含潛入噴管發動機冷流模型,可以模擬發動機工作過程中三個不同時刻的流動狀態。Dvb / mpeg - 2 transport stream multiplexer / demultiplex takes an important role in digital video broadcasting system. it can combine several transport streams from source encoder into a single transport stream to transport channel, or demultiplex trasnsport stream into one program sorce to source decoder. its performance has a great influence on the program transmission ability of hdtv system and the decoding quality of decoder in hdtv receiver. mpeg - 2 system multiplexer signalized video, audio, host data and so on to fixed length packet type for making transport stream
Dvb mpeg - 2傳送流復用解復用是數字電視廣播系統中的重要組成部分之一,它將從信源編碼器輸出的多路節目源復用成一路傳輸流送入傳輸通道,或者從通道中包含多路節目源的一路傳輸流中解復用出一路節目送到解碼器解碼。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。The vortex simulated in this article include the shedding vortex induced by the vane trailing edge boundary layer, the endwall vortex generated by the endwall boundary layer interaction, the passage vortex generated by the rotor rotation, and the leakage vortex generated by the tip clearance flow
渦輪級內的渦運動包括:導向器葉片尾緣附而層引起的脫落渦;轉子通道內轉子的旋轉運動產生的通道渦;根腳區兩個端壁附面層干涉,形成的根腳渦;存在葉尖漏流時,出現的漏流渦。Based on an engineering background, through numerical simulation of the flow field in the hp turbine of the energy efficient engine ( e3 ), the article research the unsteady flow in a transonic turbine stage, the unsteady phenomena in the stage include the shockwave, wake, shedding vortex, endwall vortex, passage vortex and leakage vortex, etc. there are two shockwaves generated on the vane the tailing edge, one on suction side is named moving shockwave, and name another on pressure side steady shockwave
本文首先對于研究的意義和國內外研究的現狀做了簡要的介紹,再從某工程背景出發,通過對e3發動機高壓渦輪內流場的數值模擬,研究了干涉的周期性的問題,以及渦輪級內常見的非定常現象:激波、尾跡、脫落渦、根腳渦、通道渦、漏流渦。導向器尾緣會出現兩道激波,在吸力面的激波可稱為「運動」激波,壓力面的激波可稱為「定常」激波。Jet impingement cooling is an advantage method in heat transfer enhancement owing to its extremely high local heat transfer coefficient and simple structure. as regard as the combustor flame tube cooling structure is concerned, the impingement - converse convection - film composite cooling is an effective method, in this composite cooling structure, the impingement cooling problem could be modeled as impingement inside semi - confined channel
對于沖擊-逆向對流-氣膜復合冷卻的火焰筒結構而言,火焰筒壁面冷氣側的沖擊冷卻實質上是半封閉通道的沖擊冷卻,即沖擊射流從沖擊孔板噴出,沖擊到換熱靶面后形成壁面射流沿通道單方向流出。The film hole extraction has the effect of increasing the static pressure, so the pressure loss characteristics of the passage with film hole extraction is obviously different in comparison with that without extraction ; 5
氣膜孔出流對通道內的靜壓有明顯的提升作用,因此帶肋壁和氣膜孔出流通道的流阻特性與單純帶肋壁通道有明顯差別; 5The input video is sampled at the transmitter of the sub - system, and code stream is sent to channel after compression. at the receiver, output video is reconstructed after decompression
在發送端對輸入的視頻信號進行數字採集、壓縮,壓縮后的數據流經通道傳輸至接收端解壓縮,輸出顯示。The important parts are the applied hardware design and software about it. the manuscript drawings, software glow chart about speech input / output and channel interface are offerd. these part questions faced and settle methods about debugging are expatiated too
具體給出了設計的原稿圖紙、語音輸出受入程序設計流程,通道介面輸入輸出程序設計流程,並在最後闡述了實際調試過程中遇到的部分問題和解決問題的方法。The paper finishes the analyze and design on utra - low power consumption from sides of the design of sensor, the choice and running of microprocessor display with lcd. at last, the paper finishes the flowmeter with utra - low power consumption
文中緊緊抓住功耗問題,分別從傳感器等輸入通道、單片機的選擇及運行方式、液晶顯示等傳感器輸出通道及電池電源的選擇等方面對ls旋轉流量計進行超低功耗分析、設計。Comprehensive understanding of how the rib geometries affect the discharge coefficients of the film holes and how the holes " extractions affect the pressure losses of the passage, would allow designers to optimize the layout of the internal cooling passages of the blades for acquiring higher cooling performances
為詳細了解此種通道中的肋對氣膜孔出流特性的影響以及氣膜孔出流對通道流阻特性的影響,本文採用了實驗和數值模擬相結合的方法進行了系統的研究。The built - in test ( bit ) design of hardware and software is also introduced in this dissertation. the bit design consists of analog inputs, digital inputs and digital outputs
本文還對匯流條控制器的模擬量輸入通道、數字量輸入通道、數字量輸出通道進行了自檢測設計,包括硬體bit設計和軟體實現方法。分享友人