...截断误差；精确度. [gap=1382]alue problem of ordinary differential equetions;MATLAB；MATHEMATICA;step’s leght;the truncation error;the precision ...
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The results of computer simulation show that the truncation error caused by finite scanning plane can be effect…
计算机模拟结果表明，通过对近场进行加余弦窗的数据处理能够有效地减小有限扫描面截断误差。
In this paper, the additive mass technique is also proposed for correcting the truncation error of higher order modes without using the residual compliance matrix.
本文还提出了一种附加质量法来修正高阶模态的截尾误差而不采用剩余柔度矩阵，从而使本法能简易地获得高精度。
When considered the far field test, the sample plane cannot do infinitely great, the paper has analyzed the truncation error, and proposed the error correction method.
考虑到远场测试时，取样平面不可能做的无限大，在对误差进行分析的基础上，给出了误差修正方法。
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