時間平均速度 的英文怎麼說
中文拼音 [shíjiānpíngjūnsùdù]
時間平均速度
英文
time mean speed- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 平 : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
- 均 : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
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On the other hand, it is indicated that the velocity field consists of a depth - independent inertial oscillation and a time - mean shear flow, which can be obtained by subtracting the inertial oscillations time mean in one inertial period. the hodograph of the velocity vector of time - mean flow at the different depths consists of a ekman spiral, and the surface velocity is 30. 3 ? to the right of the wind
一維模式的流場結果表明,混合層中的流場是由慣性波動與時間平均流兩部分疊加而成,且通過時間平均消去慣性波動后得到平均流,其不同深度的流速矢量構成一ekman螺旋,表層流速矢量相對風向右偏了30 . 3 』 。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。When colored noise is applied, the velocity of kinesin is modulated by correlation time t
在色噪聲作用下,馬達的平均速度還受到噪聲關聯時間的調製作用。Up to now, the current velocity measurement methods can only generally be used to determine the average velocity of a moving object between two points
目前速度的測試方法一般僅能確定運動物體在兩點間的平均速度,瞬時速度的連續測試方法在國內尚未得到足夠的開發和應用。Calves swimming in echelon showed a 28 % increase in average swim speed and a 19 % increase in distance per stroke
排成梯隊的游動幼海豚的速度比它們的平均速度快了28 % ,同時每次尾部擊打的間隔距離也上升了19 % 。The character of this system is that the data is stored in fat32 file system, which is generally used in computers nowadays and makes the recorded data can be easily read and processed by computers. the sata disk whose average recording speed arrives at 40 mb / s is chosen to be storage, and the data communication between different pcbs is finished by shb whose speed is 240 mb / s
其特點是文件的存儲採用了計算機中通用的fat32文件格式,便於數據的後期處理,存儲器採用了速度較快的sata硬盤,其實時記錄平均速度達到了40mb / s ,系統中電路板間的數據傳輸採用了速率為240mb / s的shb數據傳輸總線。Two transducers b and c, which record the time when the shock wave front arrives, are placed on both sides of location ( a ) with equal distance, the average shock wave speed at location ( a ) can be calculated from the distance b to c and the time that the shock wave needs to travel from b to c. all the tested signals are stored on a pint - sized system of independent function
同時測速測壓的方法是指在測取沖擊波壓力-時間曲線的同時,在被測點前後等距離處分別安裝壓力傳感器,記錄沖擊波上升前沿到達的時刻,通過時間差來獲取被測點處沖擊波的平均速度。所有的測試信號都被記錄在同一個小型的、能獨立工作的測試系統中。This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory
本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。Recording traveling data in 1 second interval - recording data includes : maximum speed, average speed, traveling distance, harsh brake and harsh acceleration
-可紀錄行車距離公里,平均速度,每段最高速度,行車時間,重殺車或突然加速,每段開車或行車紀錄Recording data includes : maximum speed, average speed, traveling distance, harsh brake and harsh acceleration client can choose different color of led to suit their need
-可紀錄行車距離公里,平均速度,每段最高速度,行車時間,重殺車或突然加速,每段開車或行車紀錄The numerical results show that the flow - field structures and main features of the compressible mixing layer including the distribution of mean velocity, turbulent fluctuation intensities, reynolds stress and growth rates agree well with experimental and other numerical results
計算出的流場結構和主要的流動特徵包括平均速度、湍流脈動強度和雷諾應力的分佈以及混合層擴張率都同實驗測量和其他時間發展數值模擬結果符合得很好。By simulating mathematically on frequency and on space, we can find the average speed of space field and the average speed of frequency field that is weighted by amplitude, and analyse their relation, and analyse the meaning of space speed variance x and frequency speed variance v. in the fourth part, how to ensure the height of cloud is introduced, and basing on the theory of wind field continuity, the height updating quality controlling is introduced. in the fifth part, the system of cloud wind is introduced, we tracked cloud - motion of consecutive satellite images with one - minute interval by the 1 - d fourier analysis technique and the two - dim fourier analysis technique and the fft analysis technique, and dispose them with quality controlling. in the sixth part, we summarized our research and put up with shortages of this article
模擬模塊內各點的速度線性變化時,得到空間域平均速度以及頻率域以振幅為權重的平均速度,分析了空間域平均速度和頻率域以振幅為權重的平均速度的關系,並揭示空間域的平均速度的標準差_ x和頻率域的振幅為權重的平均速度的標準差_ v的意義,以及它們之間的關系;第四章介紹了雲跡風系統的高度指定以及風矢高度的劃分,並根據風場連續性原理,介紹了高度調整法的質量控制;第五章介紹導風系統的流程,選擇了三個時刻的ir雲圖,分別用一維傅立葉相位法、二維傅立葉相位法和快速傅立葉演算法計算一個風場個例,並對所得風場進行質量控制,並給出風場圖;第六章進行研究總結,指出不足和有待于進一步研究之處。Press reset for longer than 4 sec to reset the displays for daily km, travelling time, average kmh, average rpm, max. kmh, timer to zero
按" reset "四秒鐘,可以重設下列功能:每日里程,騎乘時間,平均時速,平均踏板轉數,最大速度,計時器。The wind loading of a tracking radar antenna, for example, results from a mean velocity component that varies with time plus superimposed random gusts
例如跟蹤雷達天線的風力負載是由一個隨時間變化的平均速度成分與迭加的隨機陣風組成的。Average network speed ; calculated as total passenger kilometres divided by total passenger hours. the cost of road - based freight transport ; the cost of charges and operating costs as a percentage of gdp. the computer aided sustainability evaluation tool ( caset )
交通網平均速度;即各公共及私營的主要交通工具的平均行車速度,反映出乘客乘搭交通工具時的平均車速(以乘客行程總距離[公里]除以乘客行程時間[小時]計算) 。You can check the parameters of each session include present speed, average speed, distance, highest speed, traveling time etc
你可以檢查每次開機/行車的車速、最高速度、時間、平均車速、里程等。The calculation formula of micropiv technique is the original definition of velocity : v = [ s ( t2 ) - s ( tl ) ] / ( t2 - tl ). on the two neighboring frame of images, we search for the two small areas which have the largest correlation. by dividing their distance by their shooting interval, we got the average velocity of this small area in this interval, and then got the velocity of full flow
Piv測試原理的計算公式,是速度的原始定義: v = [ s ( t _ 2 ) - s ( t _ 1 ) ] ( t _ 2 - t _ 1 ) 。在相鄰兩幀圖像上,找出相關度最大的兩個小區域,用它們之間的距離除以兩次拍攝之間的時間間隔,就得到這個小區域在間隔時間內的平均速度,進而得到整個流場的速度分佈。The average velocity result shows the average magnitude of velocity of the polymer inside the mold cavity over time
平均速度?顯示塑料在模腔內隨時間而變的速度值(平均是指厚度上的平均) 。In the aspect of detection and high precision estimation of seafloor backscattering, algorithms of fast convergence of energy center and correlation of eigen - replica were developed. also studded were processing methods of weighted mean time ( wmt ) and bearing direction indicator ( bdi ) based on fft beam forming as well as high precision detection and estimation of time of arrival ( toa ) and direction of arrival ( doa ) using split beams phase difference detection technique
圍繞海底反向散射信號的高精度檢測和估計技術,開發了快速能量中心收斂演算法和特徵模型相關演算法,研究了基於fft波束形成的加權時間平均與方位指示處理方法,並討論了利用分離波束相位差檢測技術的海底反向散射信號到達時間( toa )和到達方向( doa )的高精度檢測與估計方法。The expansion of the reaction products of detonating cylindrical charges is presented and analyzed with regard to the radial and axial mean velocities and the real expansion velocities as a function of time and distance
對圓筒型裝藥發生爆轟后的反應物的傳播過程進行了研究,分析了軸向平均速度、徑向平均速度和實際傳播速度與時間和距離的函數關系分享友人