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- Based on the dynamic modeling in state space, the state space model of GPS ise established: constant speed model and constant acceleration model. 2、建立了GPS系统的状态空间模型：定常速度模型和定常加速度模型。
- The signals go to and fro at a very high but almost constant speed. 那些信号用非常快但几乎不变的速度来回传送。
- constant speed model 等速型
- We've kept a constant speed all the journey. 旅途中我们保持着平稳的速度。
- The ball is circling the central point at constant speed. 小球以恒速绕中心运动。
- If the glider is set in motion, it is observed to move at a constant speed. 假如让滑动物运动，就可以看到它的运动是恒速的。
- It enables the rotor with constant speed for maintaining steady output voltage. 它使转子能以恒定速度转动，保持输出电压稳定。
- This results on a typical logarithmic frequency scale in a constant speed. 这样的结果对一个典型的对数频率范围在不断加快。
- He drove at a constant speed. 他以稳定的速度开车。
- After a mathematical model of saddle shaped curve being built up, a constant speed control for forming saddle shaped curve is presented to meet the requirement of uniformity of resultant feedrate. 从建立马鞍型曲线的数学模型出发,以要求合成进给速度均匀为条件,提出了一种形成马鞍型曲线的恒速控制法,介绍了在实时控制中的控制算法和实现方法,并通过实例验证了该方法的可行性。
- The result shows that the structure of speed model conforms to the impact factor of actual motor speed, which indicates that the method is effective. 结果表明，约简之后的速度模型结构与实际调速系统中影响电机转速的因素相符合，从而表明该算法是有效的。
- A rotating device in a tape recorder used to drive therecording medium at a constant speed. 磁带记录器中用来驱动记录介质作匀速运动的传动装置。
- If thrust and drag do not equal each other ,the airplane can not fly at a constant speed. 如果推力和阻力彼此不相等，飞机就不同能等速飞行。
- Li Dongdong,Chert Chen.Wind speed model for dynamic simulation of wind power generation system[J].Proceedings of the CSEE,2005-25(21):41-44 (in Chinese). [1]李东东;陈陈.;风力发电系统动态仿真的风速模型[J];中国电机工程学报;2005;25(21):41-44
- To travel at a constant speed,or at a speed providing maximum operating efficiency for a sustained period. 以经济速度行驶以稳定的速度行进，或在一段时间内以发动机效率最高的速度行驶
- A rotating device in a tape recorder used to drive the recording medium at a constant speed. 磁带记录器中用来驱动记录介质作匀速运动的传动装置。
- A body at rest remains at rest and a body in motion continues to move at a constant speed in a straight line unless acted upon by an external force. 除非受外力作用，否则静止物体将保持静止，运动的物体将继续作匀速直线运动。
- To begin with simplest case, suppose that the body travels at constant speed along the line. 首先从最简单的情况开始。假设物体沿直线作匀速运动。
- When flying for long periods at a constant speed, it is very fatiguing for the pilot to maintain such a force. 如以恒速作长时间飞行，要保持这样的力会使驾驶员非常疲劳。
- A cutting speed model and a tool working angle model were used to analyze the effects of cutting speed and working angle variations on machining quality and tool lifetime during noncircular turning. 为了分析非圆车削过程中切削速度和刀具工作角度变化对工件加工质量和刀具使用寿命的影响,建立了非圆车削切削速度和刀具工作角度的数学模型。
