提了基于二阶线性系统等倾线法绘制相平面原理,实现了高阶非线性控制系统相平面相轨迹的作图算法。
In this paper a new concept of phase contrail of phase plane for higher order nonlinear control system based on isoclines method of second-order linear system is proposed.
同时,提出了在少量微测井控制下,由电阻率剖面转换地震波速度剖面的非线性高阶多项式拟合算法。
A non-linear higher order polynomial fitting method is also proposed to transform the resistivity profile into seismic velocity profile under the control of a micro-well logging velocities.
同时,提出了在少量微测井控制下,由电阻率剖面转换地震波速度剖面的非线性高阶多项式拟合算法。
A non-linear higher order polynomial fitting method is also proposed to transform the resistivity profile into seismic velocity profile under the control of a micro-well logging velocities.
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