given speed 中文意思是什麼

given speed 解釋
給定速度
  • given : adj 1 一定的,特定的。2 給予的,贈送的。3 〈數學推理等的獨立用法,表示條件)已知的,假設的。4 愛...
  • speed : n 1 快,迅速。2 速率,速度。3 (汽車的)變速器,排擋。4 (膠片,照相紙)感光速度。5 〈古語〉興隆...
  1. A one - dimensional oceanic mixed layer model with the m - y level - 2. 5 turbulence closure schemes is employed. the rate of energy loss by breaking waves is estimated by parameterization and incorporated into the model as a source of turbulence kinetic energy ( tke ) by modifying the existing surface boundary condition of tke equation. the velocity field and turbulence energy budget are calculated under different forcing conditions ( the results given below are for a wind speed of 20 m / s. )

    採用一維2 . 5階湍封閉混合層模式,根據參數化方法對波浪破碎導致的能量耗散率進行了估計,通過改變湍動能方程的上邊界條件引入波浪破碎對湍動能生成的影響,計算了不同風應力強迫下的混合層流場結構和湍能量收支(下述給出的結果是取風速為20m s得到的) 。
  2. By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper

    本文結合常州新閘防洪控制工程水工模型試驗,系統分析了浮箱門在靜水和動水中的穩定性及其影響因素,指出靜水穩性和動水穩性的不同特點;試驗測定了浮箱門動水運行時的受力情況,給出並分析了定位過程轉動力的變化過程曲線;根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系,選擇合理的動力設備,為設計和工程實踐提供可靠依據;分析浮箱門難以穩定上浮的原因,並給出解決方案。
  3. According to the gear case ' s speed reducer original design scheme and the known design information and objective data, the decision results and the quality evaluation are given

    根據某齒輪箱減速器的3種初步設計方案,藉助于已知的設計信息和客觀數據,利用該模型對其進行決策並給出了優劣順序。
  4. Those include power supply circuit design ; ground plane design and sample clock design. combining some radar development, its high - speed a / d circuit is tested, and has given out some test results

    最後結合某雷達研製,對其高速模數轉換電路設計進行了實際測試評估,並給出了部分測試結果。
  5. Such as harmonic distorted in front analog circuit, sample clock shaking, analog power and the noise in ground plane etc. some suggestion of circuit design is given to improve high - speed a / d circuit performance

    在高速模數轉換電路的應用設計中地電源供電設計、模數地平面設計、采樣時鐘設計等方面提出一些具有指導性的意見。
  6. The calculation methods of shelters ’ capacity and the discount method of road capacity under the situation of emergency evacuation were given. then, taking emergency evacuation of the beijing 2008 olympic games as an example, we make out the emergency evacuation preplan for olympic games. on the aid of the advanced computer system simulation techniques, using emergency evacuation simulation software to animate the whole process of olympic evacuation for the fist time, and got some key parameters that can provide decision making supports for decision - makers, such as, the whole evacuation time, the average evacuation speed etc. and the simulation results were analyzed

    本文首先分析了我國大城市的交通狀況和突發事件發生狀況,在分析國內外應急疏散研究現狀的基礎上,借鑒國內外應對突發事件應急疏散的經驗和教訓,結合我國大城市突發事件應急疏散的具體特點,提出了大城市突發事件應急疏散研究的總體框架,提出了突發事件應急避難所和應急疏散道路的選擇原則,給出了應急避難所的容量計算方法和疏散道路在應急狀態下的道路通行能力的折算方法;然後以北京2008年奧運會突發事件的應急疏散為例,制定了奧運會突發事件應急疏散預案,藉助先進的計算機系統模擬技術,首次利用應急疏散模擬軟體orems對整個疏散過程進行了模擬,得到了總體疏散時間、平均疏散速度等可以為決策者提供決策支持的關鍵參數,並對模擬結果作了分析。
  7. Simulator tests indicates the speed ; wave ; angle between ship and wave are main factors of the sinkage. difference factors given difference sinkage with simulator tests. 3. the date of width ; depth are two important factors of channel design, the relationship between width to depth is speed

    ( 3 )航道寬度和航道深度的關系,聯結這二者關系是航速,航道寬度和航道深度是決定航道參數的二個重要因素,並相互存在著一定的關系。
  8. Much of the $ 100 million given to the community by olympic organizers is being used to maintain facilities such as the speed skating rink and ski jump platforms

    奧運會組織人員撥給社區的一億美金中的大部分用來維護速滑溜冰場和滑雪跳臺這些設施。
  9. Here we assume planets move in circular motion at constant speed, and the synodic periods given above is just an approximate value. actually the planetary motion is full of small variants, and the synodic period values are irrational number. the quotient of two irrational numbers cannot be written as a fraction

    最新的消息是,在2000年10月後的六星期內,竟然一口氣為土星多發現10顆衛星,讓它在剎那間重新超越天王星,成為最星多勢眾的行星,現在土星有28顆衛星,遙遙領先只有21顆衛星的天王星,木星的衛星數目為18顆,而第四位的海王星則只有8顆。
  10. The detecting and imaging processing scheme is presented and described detailedly. the typical computer simulation results are given and illustrate its validity. some problems such as receiving channels mismatch and blind speed are discussed and solved

    文中對動目標檢測和成像過程中存在的一些問題如接收機通道失配、盲速等進行了深入細致的分析,對盲速問題給出了有效的解訣方案。
  11. Focused on " understanding media ", the article analyses in chapter i the key media theory of employing what could be of mcluhan in a thoughtful angle , and advances the viewpoint of " human being - the extending of media ? ". in chapter ii 、 in the following third part , the idea of " media ' s endding " is expounded and demonstrated , which is composed of three parts : extreme of speed , content of the content , and human being ' s last extending - the extending of central nerves 。 in the final part , the general conclusion ? ? electronic media ' s influence on human behavior is given , that is human are under universal narcissism and pacing to the bottom of it impelled by electronic speed. the article has five original points in it : first of all, in virtue of " content theory " , it analyzes the theory of " meida equals to information " by mcluhan from a scale theory stand. secondly, the tremendous power of electronic media is emphasized from an implosion view. in the third point, the article advanced originally that, after extension of central nerve system, human themsevels reverse to an extension of media and turns into a node of it ; at the same time, the article proposes that, all extensions before that of central nerve are " controllable extension ", however, it reverses to " uncontrollable extension " while extending ; then the authur put forward for the first time that, the concernful reason obsessing human is the failure of their in - body central nerve system " s jointing and controlling on out - body central nerve system naturally. 。 the fourth point is, the article demonstrates systematically the idea of " media ' s endding " from three levels solely by thoughtful means, and this is the most revolutionary point of it all

    論文的創新之處有五點:一是從「尺度論」的角度,藉助「內容論」來解讀麥克盧漢的「媒介即訊息」的思想;二是從「內爆」的角度突出電子媒介的巨大力量;三是獨創提出在電子媒介時代,人類延伸了自己的中樞神經系統之後,人類本身被逆轉為媒介的延伸,成為電子媒介的一個節點;同時在本章節中提出中樞神經延伸之前的所有延伸為「可控延伸」 ,而中樞神經被延伸時「可控延伸」逆轉為「不可控延伸」 ,並首次提出,困擾人類種種問題的重要原因是體內的中樞神經系統無法無縫地對接和控制被延伸出去的體外中樞神經系統;四是獨自運用思辯的力量從三個層面綜合論證了「媒介的終結」的觀點,此處論證為本文最大創新之處,而此結論也將具有重大的理論與現實意義;五是根據以上幾個部分的論述,對人類目前的總體狀態作了一個定性的判斷,即:我們這個時代的迷惘在於我們深陷於自戀的漩渦里難以自拔,在電子媒介以其固有的電力速度的推動下,我們走向自戀的盡頭。
  12. Firstly, the airborne electromechanical system, the development of bus protocol, power line channel and power system are described in the dissertation ; secondly, the algorithm of qpsk and root raised cosin are discussed ; thirdly, the designation of the hardware and software of the modem board, based on qpsk, built up with dsp and cpld are given. the high - speed data transporting card of airborne electromechanical communication system, which is based on plc, are put forward in our country

    本文介紹了飛機電力線載波數據通信系統的結構,並對低壓電力線的通道特性進行了分析;對qpsk調制演算法及均方根升餘弦低通濾波演算法進行了詳細論證;設計出基於qpsk的調制解調模塊,並在此基礎上,研製出以dsp和cpld為最小系統的調制解調硬體電路板,開發了調制解調模塊電路板的應用軟體程序。
  13. The gpss have one output and two inputs which are speed error and its derivative. selecting triangular function as fuzzy variable ' s membership function, mamdani max - min synthetic method as fuzzy inference method and centroid method as denazification method, fuzzy control rules are given according to the control expectation of governor and the experience of operating staff

    這種模糊gpss採用二輸入單輸出結構,以機組轉速誤差及其導數為輸入量,以三角形函數作為模糊量的隸屬函數,根據水電機組穩定控制要求和操作人員的經驗制定控制規則,以mamdani的max - min合成法和重心法分別作為模糊推理方法和清晰化方法。
  14. 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。
  15. Those could provide theory foundation and reasonable equivalent magnetic circuit for the calculation and analysis. a method of determining main dimensions of the srm is given according to any speed - torque profiles, either

    這些工作為分析開關磁阻電動機的工作原理,建立合理的等效磁路模型提供了理論基礎和可靠依據。
  16. Using the system designed in this thesis work, flow field calibration of the wind tunnel is accomplished, which covers dynamic pressure drop coefficient, dynamic pressure time stability, axial static pressure gradient, boundary layer, and degree of turbulence, etc. boundary layer measuring principle and method are especially described in detail, the relationship between boundary layer thickness, wind speed setting, and the depth of the experimental section is summarized, and finally the calibration data for th e model center zone under specific wind speed are given

    然後利用本文設計的系統完成了落差系數、動壓時間穩定姓、軸向靜壓梯度、邊界層及湍流度等內容的流場校測。特別對邊界層測量的原理及方法做了較詳盡的敘述,總結出邊界層厚度與設定風速、實驗段深度的關系,然後給出模型中心區一定風速下校正數值。
  17. The missile is demanded for turning to necessary attitude from initial one in given time and its final speed becomes maximum

    要求在給定的時間內使導彈由初始姿態轉到所要求的姿態,並使導彈終端速度最大。
  18. Abstract : based on the objectivity of space, time and their measuring, the author gives a ideal experiment of space and time measuring, educe the difference between true time and metrical time ( this difference results from the finity of light speed ), thus proves the relativity between metrical time and true time and the relativity between given reference points, gives the express formulas of relative velocity

    提要:從時空及時空度量的客觀性、絕對性出發,通過具體的空間、時間測量理想實驗,導出測量時刻、時間與客觀時刻、時間的差異(這種差異的根源在於光速傳播的有限性) ,從而說明測量時刻、時間對于客觀物理量及不同參照點的相對性,給出了客觀勻速直線運動的相對速度表達式。
  19. Under the control of a current loop, the system can make advantage of the motor ' s ability of over - current with a maximum limit, as a result, the motor can implement constant - current staring under a maximum let - through current. therefore, the motor ' s rotational speed can rise at a maximum acceleration and reach the given speed within the shortest time

    在電流環的控制下,系統在起動的時候能夠最大限度的發揮電機的過流能力,使電機以最大允許的起動電流恆流起動,則電機轉速可以以最大的加速度上升,並且以最快的時間達到給定轉速。
  20. The influences of the given speed, the size of the grain and the static load on the numerical controlled ultrasonic machining efficiency were discussed, the grey system theory was used to carry on the related analysis to these three factors, the main influence factors and secondary influence factors were found out, this can be used as the criteria in setting up the parameters in ultrasonic machining

    探討二維數控超聲加工中工具移動速度、磨料粒度、靜壓力對超聲加工效率的影響,運用灰色系統理論對這三個因素進行了灰關聯分析,找出影響加工效率的主要影響因素和次要影響因素,為超聲加工中參數的設置提供了依據。
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