Method. Using the information of well logging, analysizing the characteristic of abnormal response about watered-out bed in all kinds of the well logging curves.
方法：充分利用电测信息，分析研究水淹层在各种电测曲线上的异常响应特征。
Modal characteristic equations of mode HE11, TE01, TM01 are analysed with numerical method and their dispersion curves are given.
对HE11、TE01、TM 01三个低阶模的特征方程进行了数值计算，给出了它们的色散曲线。
While the discrete test run data of an aero-engine was adapted using the high order multi-parameters polynomial fit method, the steady characteristic curves were founded.
为此对某型航空发动机的离散试车数据点进行了多元高次多项式拟合，建立了该型号发动机的稳态特性曲线。
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