This paper mainly describes the amplitude and phase errors caused by zero-order holder and the error caused by finite word length of D/A, and computer simulation test of D/A error is also introuced.
针对零阶保持器引起的幅度误差和相位误差，以及D/A转换器有限字长引起的误差进行了较为详细的分析，并进行了D/A误差仿真试验。
This would be accomplished by moving the engine holder on the top up and down the length of the top rail.
这将是完成移动引擎持有人，顶端向上和向下的长度上方的铁路。
The calculation result shows that the length of amplitude lever had less effect on the vibration frequency of the system than that of the curvature cutter holder.
经过计算发现，变幅杆的长度对系统振动频率的影响不如弯曲刀杆显著。
应用推荐