... 隧道门；桥门；入口 portal frame 波特兰水泥；普通水泥 positional accuracy 定位准确度 post-tensioned concrete beam ...
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relative positional accuracy 相对位置精度
absolute positional accuracy 单点定位精度
Vertical Positional Accuracy 垂直位置正确性报告
compositive positional accuracy 综合点位精度
analysis of positional accuracy 位置精度分析
pre-modeling positional accuracy 建模前点位精度
post-modeling positional accuracy 建模后点位精度
Vertical Positional Accuracy Value 垂直座标度量的解释与描述
Vertical Positional Accuracy Report 空间垂直位置正确性之评估
The scale factor and positional accuracy of the system are discussed.
比例尺和定位精度的问题。
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。
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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