中英
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root means square value中文是什么意思
- 中文翻譯
- 造句
- n.均方根值
- root mean square value 均方根值; 均方值
- root-mean-square value 方均根值; 均方根值; 均方值
- root-meat-square value 方均根值
- root-sum-square value 方和根值
- square root 【數(shù)學(xué)】平方根。
- the square root of 的平方根
- means square contingency 均方列聯(lián)
- square root of the sum of square method 方和根法
- mean square root; root-mean-square 均方根
- average root-mean-square 均方根
- distance root mean square 距離均方根
- error root-mean-square 均方誤差
- eumatic square root extractor 氣動開平方器
- extraction of square root 開方法; 開平方
- horizontal root mean square 徑向均方差
- mean root square error 均方根誤差
- mean square root 均方根
- mean square root deviation 均方根偏差
- mean square root velocity 均方根速度
- pneumatic square root extractor 氣動開平方器
- positive square root 正平方根
- principal square root 主平方根
- quadratwurzel ziehenextract square root 萃取物方根
- radic;(square) root 平方根
- reciprocal square root 反平方根; 平方根倒數(shù)
- root mean square value
均方根值 - Passive suspension, pid control semi-active suspension and neural network control semi-active suspension are researched by simulation . white noise, sine wave and sawtooth wave are used for excitation . the root mean square value of vehicle body acceleration, suspension displacement and vehicle wheel load are analyzed
在仿真研究中，路面激勵取為白噪聲、正弦波和鋸齒波，懸架類型采用被動懸架、pid控制半主動懸架、神經(jīng)網(wǎng)絡(luò)控制半主動懸架三種。 - Base on the model founded, this paper assessed the ride performance by analyzed the root mean square value of power spectral density of acceleration of z-axis and round y-axis rotation acceleration at the driver ’ s seat . the root mean square value of suspension working spaces and dynamic tyre loads were also analyzed . base on the assessing system of vehicle ride performance, the root mean square
根據(jù)模型建立的實際情況,對車輛標(biāo)準(zhǔn)載荷情況下的平順性指標(biāo)進行了計算,對人體感受到的振動采用了垂直方向和繞橫軸轉(zhuǎn)動方向的加權(quán)振級來評價,計算了車輛懸架系統(tǒng)的動撓度均方根值和各車輪相對動載荷均方根值的情況,全面的評價了車型的平順性。 - Base on the model founded, this paper assessed the ride performance by analyzed the root mean square value of power spectral density of acceleration of z-axis and round y-axis rotation acceleration at the driver ’ s seat . the root mean square value of suspension working spaces and dynamic tyre loads were also analyzed . base on the assessing system of vehicle ride performance, the root mean square
根據(jù)模型建立的實際情況,對車輛標(biāo)準(zhǔn)載荷情況下的平順性指標(biāo)進行了計算,對人體感受到的振動采用了垂直方向和繞橫軸轉(zhuǎn)動方向的加權(quán)振級來評價,計算了車輛懸架系統(tǒng)的動撓度均方根值和各車輪相對動載荷均方根值的情況,全面的評價了車型的平順性。 - The research result demonstrates that along with the increment of reynolds number, the root mean square value of outer fluctuating magnitude of the external diameter in fall frequency band increases, the root mean square value of fluctuating magnitude of the external diameter in high frequency band decreses, demonstrating that the fluctuation of flexible pipe wall changes fluctuation don field of original rigid pipe, large-size eddy motion increases and small-size eddy motion decreases, this reduces energy loss and increases friction reduction effectiveness
研究結(jié)果表明：隨著雷諾數(shù)的增加，全頻帶的外徑脈動的均方根值加大，但高頻帶外徑脈動的均方根值減小，說明柔性管管壁脈動確實改變了原剛性管的脈動流場，大尺度渦的運動加劇，低尺度渦運動減弱，從而使得能量損失減少，減阻效果增大。 - The research result demonstrates that along with the increment of reynolds number, the root mean square value of outer fluctuating magnitude of the external diameter in fall frequency band increases, the root mean square value of fluctuating magnitude of the external diameter in high frequency band decreses, demonstrating that the fluctuation of flexible pipe wall changes fluctuation don field of original rigid pipe, large-size eddy motion increases and small-size eddy motion decreases, this reduces energy loss and increases friction reduction effectiveness
研究結(jié)果表明：隨著雷諾數(shù)的增加，全頻帶的外徑脈動的均方根值加大，但高頻帶外徑脈動的均方根值減小，說明柔性管管壁脈動確實改變了原剛性管的脈動流場，大尺度渦的運動加劇，低尺度渦運動減弱，從而使得能量損失減少，減阻效果增大。 - (2 ) data-processing module, its functions is using dsp processor to designdigital filter for the receiving signals, work out the root mean square values and phaseangle, then the phase compensation technique is applied to modify the signals, at lastexport the combining frame data . to data-output module . ( 3 ) data-output module, its functions is transmitting combining frame data toethernet controller, then send the data to the protective device
(2)數(shù)據(jù)處理模塊利用dsp處理器對接收到的數(shù)據(jù)信號進行數(shù)字濾波設(shè)計,求出相應(yīng)的均方根值及相位角,并對信號進行相位補償,最后將數(shù)據(jù)組幀后傳給數(shù)據(jù)輸出模塊;(3)數(shù)據(jù)輸出模塊將組幀后的數(shù)據(jù)傳送到以太網(wǎng)控制器,繼而發(fā)送給二次保護測控設(shè)備。 - Spectral method and spectral element method are both used in the present dns . the flow is developed from an initial velocity field whose mean and root mean square values are fitted to the experimental data . the reynolds number of the flow is 2250 based on the mean velocity and the radius of the pipe
本文在空間離散上采用譜方法和譜元法的結(jié)合，通過在圓管層流速度剖面上疊加隨機擾動作為初始場的方法，計算了管長為，平均雷諾數(shù)為2250的光滑圓管內(nèi)的湍流流動，建立了圓管內(nèi)較低雷諾數(shù)下速度場和壓力場的數(shù)據(jù)庫。
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