This paper points out an error in the correction chart calculating the equivalent airspeed in some manuals and books.
本文指出了一些手册和书籍中计算等效空速的校正图表中的错误。
A technique of variable-error iterative searching solution for equivalent formation conductivity is developed. The accuracy and stability of borehole correction are improved.
通过优选建立了等效地层电导率变误差迭代搜索方法，提高了井眼环境校正的精度和稳定性。
Squinted equivalent range model is used in range impulse impressing to achieve range migration correction accurately.
距离压缩采用斜视等效距离模型，实现精确的距离徙动校正。
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