汽车纵向动力学系统控制是实现汽车自动控制的重要组成部分，纵向控制即是汽车行驶方向上的速度控制。
Longitudinal dynamics system control is an important part of automated control of the vehicle. Longitudinal control is the speed control of an automobile on its running way.
车辆液压动力转向系统通过伺服阀控制压力油的方向和流量，把转向盘输入的转角信号转变为车轮的偏转角度输出。
Vehicle power steering systems control direction and flow of pressure oil with servo valves, then transfer angular inputs from steering wheels to corner angular outputs of road wheels.
分析了圆筒型直线电机的性能及其作为井下泵动力系统的优势和应用前景，提出了直线电机结构改进方向。
The paper analyzes the characters of cylinder linear motor and the advantages and application future as the well pump drive system, and mentions the its structure modification direction.
这一参数直接反映出冰与结构综合作用条件对系统动力效应的控制水平，为冰激柔性直立桩结构振动问题的研究开辟了一个重要的突破方向。
This parameter directly reflects the interaction level of ice and structure, and creates an important breakthrough direction in the research of ice induced vibration of compliant vertical column.
今天的动力系统大致可分为微分动力系统、拓扑动力系统、无穷维动力系统、复动力系统、遍历论等方向。
Roughly speaking, dynamical systems consist of differential dynamical system, topological dynamical system, infinite dimensional dynamical system, complex dynamical system and ergodic theory etc.
研究方向包括时滞微分方程和反应扩散方程理论及其在神经网络和生物动力系统方面的应用。
My current research interests include theory of delay differential equations and reaction-diffusion equations and also their application to neural networks and biological dynamic systems.
应用TRIZ的技术系统演化规律，从演化动力、宏观和微观三个层次分析了软件产品—管理信息系统的发展趋势，为企业和信息系统开发商提供了明确方向。
Based on the direct force, Micro and Macro levels, the evolution trend of MIS is analysed used the TRIZ technology system evolution law, a direction of software is given clearly.
由于地磁场的方向在轨道上周期变化，卫星的姿态动力学方程是一个线性周期系统。
Since the geomagnetic field varies periodically on orbit, the dynamics of satellite is a linear periodic system.
着重分析了在阶梯路面上汽车液压动力转向系统在方向盘脱手和未脱手的两种工况下方向盘转角特性、方向盘转矩特性和转向动力缸的压力特性。
The characteristics of steering angle, steering torque and the pressure in cylinder were analyzed when the steering wheel was held or not in the testing.
目前，电子动力方向盘和线控刹车已经在一些欧洲车型上被采用，在这个系统中已经削减了相当多的机械部件，如液压泵等。
At present, electronic power steering and brake-by-wire has a number of European models have been used in this system has been reduced a lot of mechanical parts such as hydraulic pumps and so on.
在满足相似律的条件下，通过输入不同地震波类型、频率、激振方向和振幅，系统地研究模型斜坡的地震动力响应特性。
Under the condition of similitude law, the seismic responses of model slopes are investigated with different input wave kinds, frequencies, excitation directions and amplitudes.
CAE分析方向2人，整车刚度、强度分析，整车碰撞非线性分析；系统运动学分析，空气动力学分析研究。
CAE analysis field, 2 persons, analyzing stiffness, strength and nonlinear collision of the Complete Auto, analyzing and researching on system kinematics and aerodynamics.
最后，基于系统的机电耦合动力学模型，进行了平台运动稳定性分析，得到了平台实现稳定悬浮时控制参数的选择范围，垂直方向：0.3<141.5，0<0.052，水平方向：0.3<77.4，0.001<0.038。
The range of the controlling parameters is found when the magnetic table is suspending stably, vertical direction: 0.3<141.5,0<0.052, horizontal direction: 0.3<77.4,0.001<0.038.
最后，基于系统的机电耦合动力学模型，进行了平台运动稳定性分析，得到了平台实现稳定悬浮时控制参数的选择范围，垂直方向：0.3<141.5，0<0.052，水平方向：0.3<77.4，0.001<0.038。
The range of the controlling parameters is found when the magnetic table is suspending stably, vertical direction: 0.3<141.5,0<0.052, horizontal direction: 0.3<77.4,0.001<0.038.
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