The scale factor and positional accuracy of the system are discussed.

比例尺和定位精度的问题。

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It is also proved that the relative positional accuracy is exactly keeping with the given covariance datum.

本文还推证了由此得出的相对点位精度正是在所设定的协方差基准下给出的，并有算例加以验证。

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The better moving stability, the higher positional accuracy and the 5-axis machining of the proposed machine tool have been proved by the experiment.

加工试验表明，该机床具有良好的运动稳定性和较高的位置精度，可实现5坐标加工。

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From the hardcore gamer fragging an opponent on a first person shooter to a die-hard MOBA or MMO player engaging with thousands of players online, gamers can get a competitive advantage from excellent audio quality and positional accuracy.

ENGADGET: Creative reveals Sound Blaster ZxR, Zx, and Z PCI-Express sound cards, pumps up the volume