高速高精度机床是当今的主要发展趋势之一。
High speed and high precision is one of the main developing tendencies of modern machine tool.
高速高精度机床不仅要有高的主轴转速和进给速度，而且还需要具有高的主轴和进给系统运动加速度。
High speed and high precision machinery should have not only high spindle speed and high feeding speed, but also high spindle and feeding system acceleration.
提出了对驱动轴按函数规律直接控制的方法，以保证并联机床手控运动的高速高精度。
A direct control method based on actuators' length function was presented, which may ensure high precision and high speed of hand control mation of parallel machine tools.
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