重疊傳動 的英文怎麼說
中文拼音 [zhòngdiězhuàndòng]
重疊傳動
英文
superimposed drive-
The research shows that students misunderstand the relation between force and motion. gravity and action / reaction ; that in dc circuit, students of different age groups have the belief of " consumption of current ", " clashing currents " and " the battery as a constant current generator " ; that in understanding the concepts of electricity students lack th e knowledge of relating the micro with the macro ; and that students have serious difficulties in understanding the propagation of mechanics wave, the speed of wave and superposition, and do not make a distinction between the initial conditions and the medium properties of the system
具體表現在:學生對力和運動的關系、重力和平衡、作用力與反作用力存在一些誤解;對直流電路,不同年齡的學生不同程度地存在電流消耗、碰撞電流、恆定電流源等觀念,而且對電學概念的理解缺乏宏觀與微觀的聯系;學生在機械波的傳播、波速、波的疊加上存在嚴重的困難,對于機械波的傳播學生不能區分初始條件和媒質特性,並錯誤地將動力學某些觀念與機械波進行類比。The analysis of dry pv shows that the high pv dominate the area of typhoon, the higher is the center value of pv, the stronger is the typhoon. lt is also shown that the most important reason resulting in rainstorm is the cold air ( high pv ) which spreads to south from the upper troposphere or lower stratosphere and transports into the warm air. the joining situation of upper and lower pv area make vortex develop. pv transpotation reduces static stability, which increases the releasing of instability energy and makes rainstorm amplify
對干位渦的分析表明:臺風或臺風環流區為高值位渦區,臺風越強,位渦中心值越大;對流層上部或平流層下部冷空氣(高位渦)的擴散南下與暖濕氣流的交匯是造成特大暴雨的重要原因,因為上游斜壓性的發展使對流層頂發生折疊,平流層與對流層相互作用增強,上下位渦區相接的形勢使低層渦旋發展,上升運動加強,位渦的下傳有效地降低了靜力穩定度,有利於位勢不穩定能量的釋放,使得暴雨增幅。Relation upstream downstream based dsm ( udbd ) is defined to avoid singleness of classical dsm and it reinforces the capability to describe activity relations ; iteration udbd is defined to describe multi iteration modes of activities ; overlapping udbd make it possible to describe activity overlapping with matrix
定義了關系udbd (基於上下游關系的設計結構矩陣) ,避免了傳統dsm對活動關系描述的單一性,增強了對活動關系的描述能力;定義了迭代udbd ,解決了多種迭代模式的描述問題;定義了重疊udbd ,使利用矩陣描述活動重疊成為可能。The simulated results show that we can improve the sensitivity by setting the optical bias at / 2, reducing the gap of electrode, increasing the overlap integral factor, reducing the insert lose, adopting suitable segmentation number, increasing the electrode length, increasing the optical power, reducing the wavelength and the relative intensity noise and reducing the receive bandwidth ; obtain the wider bandwidth utilizing reducing the electrode length and the capacitance of modulator, segmentation the electrode ; increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias
通過計算得知,使傳感器相位偏置為/ 2 ,減小電極間距,提高電光重疊因子,減小器件插入損耗,採用合適的分段數,增加電極長度,增大光功率,降低激光的波長,減小相對強度噪聲,減小接收帶寬,對提高靈敏度的效果是非常明顯的。而減小天線長度,降低調制器電容,電極分段,都可以獲取較大的帶寬。降低系統噪聲;增加到達探測器的光功率,採用較低的光學偏置,都可以增大線性動態范圍。In order to minimize the commutation torque ripple of traditional trapezoidal bldcm using 120 cconduction mode, firstly, analytical formulae of commutation torque in the condition of perfect back - emf waveforms are developed in this thesis, based on which the effects to the torque ripple by the pwm modes, overlapping commutation techniques and so on are analyzed, and the applicable speed ranges of the motors using the overlapping commutation techniques are derived
為了抑制傳統的三相六狀態120導通方式控制下方波型無刷直流電動機的換相轉矩脈動,本文首先在理想反電動勢的條件下推導了換相轉矩脈動的解析公式,並由此分析了調制方式、重疊換相技術等對換相轉矩脈動的影響,得出了採用重疊換相技術抑制換相轉矩脈動適用的電機轉速范圍。The evolution history and trend for ason are analysised in this paper. then it concluded that ason is inevitably to take place of traditional optic network for its explicit defect in meeting requirement of modern service. then it explain the two typical hierarchy and function architecture network models, named overlay model and peer model
論文分析了光網路的發展歷史及趨勢,指出了傳統光網路的不足及引入自動交換光網路的必要性,從層次結構和功能結構兩個方面分析了ason的網路體系結構及重疊和對等兩種網路模型,論文還分析了通用多協議標簽交換( gmpls )協議族及其在ason控制平面中的應用。Because the physical distance between ouns and olts in apon is different from each other, and the transmission distance will undergo dynamic changes as a result of the variation in environmental temperature and the aging of optoelectrical appliances, the differences in the uplink transmission delay will cause an overlay of the uplink time slots of onus, thus leading to the collision of different atm cell flows
由於apon中各onu與olt之間的物理距離各不相同,並且其傳輸距離也會由於環境溫度的變化和光電器件的老化等因素而發生動態的改變,引起上行傳輸時延差異造成各onu的上行時隙重疊,從而導致不同的atm信元流發生碰撞。Chapter 3 reviews all kinds of basic theory and conventional algorithm concerned by motion compensation ( mc ). then the multihypothesis mc ( mmc ) and overlapped block mc ( obmc ) are discussed
第三章首先詳細闡述了運動補償的基本理論和傳統運動補償的基本方法,然後討論了多假設運動補償原理與重疊塊運動補償原理。In course of implementation of the real - time foip experimental system, involved the research and application of serial communication technology, modem communica tion technology -. network programming technology and multithreading programming technology, etc. on the basis of this, according to object oriented idea, the author have programmed high - efficiency facsimile communication class and network facsimile communication class with event - driven mechanisms. overlapped i / o operation and multithreading programming technology
在實時ip傳真試驗系統的實現過程中,需要對串列通信、 modem通信編程、網路編程和多線程編程等技術進行研究,並在此基礎上,依據面向對象的思想,採用事件驅動、重疊i / o操作和多線程技術,設計並編寫了高效的、實時性強的傳真通信程序類和網路傳真通信程序類。For the multipath delay spreading problem existing in the mobile communication systems, a parallel quadrature am data transmission system with a number of overlapping subchannels is investigated
摘要針對移動通信系統中存在的多徑延時擴展問題,研究了一種具有很多相互重疊子通道的并行正交調幅數據傳輸系統。The conventional ways has low efficiency, which result in the application of overlap grid in moving - grid problem, which need re - disposes the interpolating connection in every step in time direction, is very difficult considering the computational efficiency. aim at the above problem in application of overlap grid, this paper using an new manner rooting in analysissitus to put forward a “ method of distinguishing points of intersection ” and develop corresponding computational soft, which could realize the automatic and shape - independent pre - disposal process for overlap grid. to deal with the problem of low efficiency for pre - disposal process in moving - grid, this paper bring forward the “ mosaic ” method and adt method which based on the huge memory of modern computer
對于重疊網格在動網格應用中的計算效率問題,本文通過進一步研究插值信息的高速查詢方法,提出不同於傳統演算法思路,以現代計算機大內存為基礎,用計算機物理內存空間換計算時間的」 mosaic 」方法以及應用基於二叉樹數據結構的adt ( alternatingdigitaltree )方法兩類方法,成功的將原處理時間提高了兩個數量級? ?即將網格規模在百萬量級的重疊網格預處理時間從傳統方法的耗時30 60分鐘提高到幾十秒鐘,從而成功解決了這一問題。In the meantime, the paper introducted the method of fixed - frequency sampling in combination with commutation method by overlap in order to hold back the torque ripple of bldcm
論文主要研究了兩相和三相無位置傳感器永磁無刷直流電機由電流換相引起的轉矩波動,推導出相應的轉矩波動公式,提出一種採用定頻采樣和重疊換相相結合的方法對換相轉矩波動進行抑制和控制。分享友人