It is also unequivocally pointed out that the isometric operation cannot be precisely represented even if in a body surface modelling system which has the function of free curve modelling.
指出即使具有自由曲线造形功能的体素造形系统，也无法精确表示等距运算。
The measuring accuracy and precision are improved, and the evaluation parameters of the isometric polygonal shaft can be measured accurately by the new system.
该法提高了测量的准确度和精度，该系统能够精确地测量出等距型面轴的评价参数。
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