短時加速度 的英文怎麼說
中文拼音 [duǎnshíjiāsùdù]
短時加速度
英文
brief acceleration-
When the direction of centrifugal force as same as the velocity of flow, the fuel became short
當加速度的方向與流速一致時，火焰變短。With the application of fabric simulation technique, textile designation becomes quite easy and effective ; designer will be released from multifarious and trivial labor and have more time or energy to engage in conceiving production ; you can obtain realistic textile pictures and need not to weave out it actually, this will lead to a great many benefits : shorten produce period rapidly, reduce running expense sharply, fasten enterprise ' s reaction to marketing, make convenient for information communication and producers will free from motiveless manufacture. along with wild employment of electronic business, producers can utilize internet to put out newly products, do business and intercommunication
織物模擬技術的應用不僅可以提高紡織產品的設計效率，將設計人員從繁雜的勞動中解放出來、使之能夠將更多的時間和精力投入到產品構思及開發中去，而且由於不必實際生產出樣品就能夠得到具有真實感的設計效果圖，生產周期大大縮短，產品開發成本大幅降低；同時加快了企業對市場的反應速度，企業、供求之間的信息交流更加便捷、高效，消除了生產過程中的盲目性，增加了企業的競爭力。At linear stage, the theoretical growth rate for the rt instability in cylindrical and spherical geometries was enhanced ( or reduced ) due to the decrease ( or increase ) in the perturbation wavelength during an implosion ( or explosion ). even in the absence of an acceleration the perturbation could grow in the convergent geometries. the amplitude growth rate was proportional to the cube of the convergent ratio in spherical geometry and to the square of the convergent ratio in cylindrical geometry
在線性階段，已有的研究表明：一方面，在內爆（或外爆）過程中擾動波長變短（或變長） ，使得不穩定性的增長率變大（或變小） ；另一方面，即使不存在界面加速度，界面運動仍然可能導致擾動幅度的增加，柱幾何中擾動幅度的變化速率正比于界面收縮比的平方，球幾何中擾動幅度的變化速率正比于界面收縮比的三次方，並且擾動幅度的變化方式（增加或減少）只與初始時刻擾動幅度的增長速率（正或負）有關，而與界面的運動方向（向內或向外）無關。Increase the malt juice ' s filtering speed and transparence and decreasing filtering time 15 - 20 %
可加快麥汁過濾速度，且麥汁清亮，麥汁過濾時間可縮短15 - 20 % 。3. vecm of result indicate shanghai a index, shenzhen b, hengsheng index, and jiaqua - an index can recur equilibrium when they deparure equilibrium by coefficient of vecm moreover hengsheng index is very quike. by granger test indicate between a and b inde - x have cause and effect contemporary between hengsheng index and jiaquan index hav - e cause and effect, this result is same to vecm
3 、誤差修正模型結果指出上海a股，深圳b股、恆生指數和加權指數在短期偏離均衡時，仍可經由誤差修正項的調整而回到長期均衡關系，並且恆生指數的調整速度是最快的正向調整。Pulse electric current heat treatment ( pecht ) developed by sodick, ltd., of japan, is a recently developed material processing method which consists of spark plasma sintering and welding, plasma activated sintering and welding, big pulse electric current ( bpec ) diffusion welding etc. the following are basic merits of pecht : rapid heating and cooling ; short sintering or welding time ; lowering sintering or welding temperature
脈沖電流熱加工（ pulseelectriccurrentheattreatment ，比如燒結，焊接等）是九十年代發展起來的一種材料快速制備新技術，它包括放電等離子燒結與焊接、等離子活化燒結與焊接、脈沖大電流擴散焊接等。它具有升溫、降溫速度快、能在較低的溫度下燒結或焊接以及時間短的特點。The signal process function of the software include these function : digital filter, windowing, auto - correlation function and cross - correlation function, mean and variance, probability density function and probability distribution function statistic ; auto - power spectrum, cross - power spectrum, frequency response function, coherence function, cepstrum analysis based on fft ( fast fourier transfer ) ; joint time - frequency analysis based on stft ( short - time fourier transfer )
軟體的處理功能包括：數字濾波、時域加窗、自相關與互相關處理、均值和方差計算、概率密度和概率分佈函數計算；在快速傅立葉變換（ fft ）基礎上計算自功率譜、互功率譜、頻率響應函數、相干函數、倒頻譜分析；基於短時傅立葉變換（ stft ）的聯合時頻分析等。The tsf method combines efficiently llsf and tri - cubic spline interpolation, learns from others " strong points to offset one ' s weaknesses, so has rapidity and high accuracy of computation and is suitable for contour surface drawing in real - time. 3
該方法綜合多元樣條擬合法與局部加權最小二乘法，揚長避短，不僅保證了逼近精度，提高了計算速度，而且加密計算的結果可直接應用於等位面的實時顯示。Measuring engine transient process data in ca1258p1k2l11t1 truck in accelerated mode, recording and analyzing the data, then analysis the test error. 4. building model and simulating two typical running mode ? fixed 6th gear acceleration with initial vehicle speed 40km / h and gear change acceleration starting with 2nd gear, comparing calculated result with test result, revising transient process simulation model and analyzing error between calculation
本文基於ca1258p1k2l11t1載重卡車對ca6df2 - 26發動機的瞬變工況進行試驗和模擬計算，結果表明: 1 ） gt - power軟體可以很好的模擬、分析、預測發動機瞬變過程，模擬計算的結果與試驗結果很接近，試驗證明，預測分析指出的改進方向是正確的; 2 ）加裝電動增壓器可以降低整車使用油耗，改善低速煙度排放，縮短加速時間，改善整車的加速響應; 3 ） gt - power軟體預測分析配合發動機和整車試驗是分析、解決發動機瞬變過程的有力工具。Improvements in performance include reductions in specific fuel consumption ( 4 % ), take - off distance ( 10 - 20 % ), minimum speed ( 100 kias ), time to climb and increase in specific excess power, sustained load factor and sustained turn rate ( 15 % )
性能改進方面包括減少4 %的耗油率，縮短10到20 %的起飛距離，減少最低速度大約一百指示空速節，縮短爬升時間和增加單位剩餘功率，提升15 %的持續回轉率與持續負載系數。With an updated analysis on inventory structure and quantity, it provides reliable planning on production, purchasing material requisition and sales. to manage inventory level and stocking in order to control the cause of storage or over storage to achieve the optimism of stocks, inventory turns and storage costs, so as to accelerate the turnover of capitals
即時處理各種出入庫憑證，隨時查詢各種庫存資訊，及時分析庫存結構及數量情況，有效減少或避免物料的短缺超儲呆滯積壓，最大限度地降低庫存，減少庫存資金佔用，加速資金同轉。Consider to simplifying the process of calibrating dynamic error parameters of accelerometer and shortening the time of calibrating test, all dynamic error parameters are calibrated at one - time, based on the mathematic model of dynamic error of accelerometer and integrating the model and the testing theory of the three - axis turntable, meanwhile, the angle - vibration table is avoided
摘要為了簡化加速度計動態誤差系數的標定過程，縮短標定試驗時間，在建立加速度計動態誤差數學模型的基礎上，結合三軸轉臺模型及測試原理，一次性標定出加速度計動態誤差系數，同時避免了角振動臺的使用。One way is that the rail lines for high speed are built and the high speed trains are applied. the other way is that the existing railways are improved and the tilting trains are used. besause the tilting train can ensure the ride quality of passengers, improve the speed of curving and reduce the time on trip meanwhile and do not need too much cost the second way is accord with the situation of our country and railway
列車提速有兩種途徑：一種是修建高速鐵路開行高速列車，另一種是對既有線加以改造，開行擺式列車。其中，擺式列車在保證旅客乘坐舒適性的同時，能夠提高列車曲線通過的速度，縮短旅行時間，而又不需要太大的投資，符合我國的國情、路情。The dehydration time is square of the droplets diameter so the small diameters of the droplets can cut down the drying time then reduce the height of the drying chamber. to the combined spin - flow pressure spray drying, the diameters of droplets are small and the dehydration rate is higher so keeping the qualities of the dried products we can increase the speed of the inlet wind and reduce the temperature of the outlet wind thus can improve the evaporation intensity of the drying chamber and the average energy utilization of the drying equipment
因霧滴的脫水時間與其直徑的平方成正比，減小液滴直徑有利於縮短乾燥脫水時間，可有效降低乾燥塔的高度；由於旋流式組合壓力噴嘴霧化滴徑的減小，脫水速度明顯加快，在不影響乾燥物料性質的前提下，適當提高進風溫度，同時有效地降低排氣溫度，有利於提高幹燥塔的蒸發強度，也有利於提高幹燥設備的平均能源利用率。In this paper, considering some special industry objects, a kind of feedforward nonlinear pid controller has been put forward based on the nonlinear pid controller, three kinds of control methods are applied to some special industry systems, they are classical pid controller, nonlinear pid controller and the nonlinear feedforward controller. from comparing them, we can find that the nonlinear feedforward method which is presented by this paper not only has the characteristic of high " robustness and adaptability " that nonlinear pid controller has, but also has higher response speed and shorter regulating time
本文基於這種非線性pid ，結合幾種特殊的工業對象的特點，設計出了一種前饋非線性pid控制器，並針對幾種特殊工業對象分別用普通pid 、非線性pid以及前饋非線性pid對其控制，通過模擬比較發現，本文提出的加前饋的非線性pid不僅具有非線性pid所具有的高魯棒性和適應性特點，同時由於前饋的引入使得調節時間更短，響應速度更快。Sequential quadratic programming ( sqp ) method is developed to schedule the time intervals between each pair of adjacent knots such that the total traveling time is minimized subject to the physical constraints on joint velocities, accelerations, and jerk. algorithm comparison of flexible polyhedron and sqp is done to show the good quality of sqp
在速度、加速度、加速度變化率的約束條件下，使用二次規劃法獲得了運動總時間最短時的關節軌跡，將所用演算法與現有演算法對比表明了所用演算法的優化性。It is discovered that the fluctuating increment of the instantaneous angular acceleration curve of crankshaft ( ay method ) put forward in this paper can be used to diagnose the power and compression condition of multi - cylinder engine in the state of shorter, more rigid crankshaft and lighter torsional vibration and in the rapidly diagnosed situation, and the ay method is better than the fluctuating increment of the instantaneous rotation speed curve of crankshaft ( n method ) which is used widely now
結果發現，在內燃機曲軸較短、剛性較大、扭振較小、對診斷速度要求很快的場合，用本文提出的曲軸瞬時角加速度波動增量j法能較準確地判斷多缸內燃機各缸的作功狀況和壓縮狀況，優于目前廣泛使用的曲軸瞬時轉速波動增量n法。According to the short lasting time of the vibration above, the maximum transient vibration value of the acceleration is selected as the comfort index, which is also the criterion to decide if the differential settlement is tolerable
由於該振動是持續時間很短的瞬態振動，振動舒適性指標採用人的加速度最大瞬態振動值mtvv ，它也為橋頭跳車嚴重與否的衡量標準。In this part, response spectrum and fourier amplitude spectrum are studied, the main results are as follows : 1 ) response spectrum analysis : a ) absolute acceleration response spectrum ( sa ) : ( 1 ) in general, response spectrum decrease with depth, for m < 4. 5, the shape and the predominant period of each response spectrum in different depths are similar : the variation of spectra with depth focus on near - surface level ; the normalized spectra are similar to each other, except the predominant perk value in middle depth of some earthquakes is higher than other depth
地震動反應譜沿深度變化的規律（ l ）加速度反應譜（ s 、 ）沿深度的變化規律一般，加速度反應譜（ s 。 ）隨深度的增加而減小。震級較小時，不同深度各測點的反應譜形狀很相似，卓越周期基本一致;淺層處反應譜沿深度的變化梯度較大;深層處反應譜大小比較接近;強震時，反應譜形狀在短周期有較小差別，長周期逐漸接近。It supports the energy requirement in long term acceleration process and as an energetic recovery system for braking process and downhill drive
超大電容工作在尖峰負載區，為大加速度過程提供能量，在短時間內實現能量回收。分享友人