利用重力场的泰勒级数展开式，可求出重力异常的四次导数。
The forth derivative of gravity anomaly can be obtained by Taylor series expansion of gravity field.
本文从调压室的基本微分方程出发，采用泰勒级数展开式推导了阻抗式和简单式调压室甩荷时水位波动的显式计算方法。
The explicit method for calculating surges in throttled surge tank and simple tank following load rejection has been derived by use of Thaler Series Expansion from the basic formulation of surge tank.
给出了一种不含导数的函数展开方法，在函数的连续区间内构造一个无穷级数作为函数的展开式。
To construct a progression at infinity as an expansion of function in the continuous interval, a good result was achieved.
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