在这个情况下是泰勒近似，如果我没记错的话。
Which in this case was Taylor's approximation, if I remember right.
新方法首先通过阵列方向矢量的泰勒级数展开获得关于分布源中心DOA的两个近似旋转不变关系。
The new method firstly obtains two approximate rotational invariance relations about distributed sources central DOA by the Taylor series expansion of array steering vector.
利用泰勒级数导出了阿基米德齿轮滚刀造形误差的近似公式。
This article USES Taylor Progression to figure out the approximate formula of the forming errors of Archimedes gear hobs.
其次，应用泰勒展开定理，设计了一种近似的延迟反馈控制方法，将受控的系统稳定到希望的周期轨道或平衡点上。
Secondly, we design an approximated delay feedback control method by applying Taylor theorem; it can make the controlled system stabilize the expected periodic orbits or equilibrium points.
运用泰勒展开的一阶近似估计推导过定点的指数曲线的非线性直接估计公式。
Nonlinear directly estimating formula for exponential curve which, through fixed point, was derived, by using first order approximation of Taylor expansion.
利用泰勒展式的一级近似，得到了缺陷模频率的解析表达式，进而得到紧束缚理论中的耦合因子。
Under the first-order approximation of Taylor expansion, the analytic expression for the defect mode frequency is derived, from which the coupling factor is deduced.
首次选取泰勒级数的部分二次项，用一个距原点最近点处拟合的超低维曲面近似极限状态面。
Firstly part of quadratic term of Taylor series is chosen; a low-dimension surface is used to approximate limit state surface; and the modified reliability formula is derived.
根据对偶理论，应用对偶规划精确映射原问题，再按泰勒展式建立对偶问题的二阶近似。
According to the dual theory, the dual programming was used to map the original problem exactly and the second approximation of the dual problem was set up by Taylor's expansion.
根据对偶理论，应用对偶规划精确映射原问题，再按泰勒展式建立对偶问题的二阶近似。
According to the dual theory, the dual programming was used to map the original problem exactly and the second approximation of the dual problem was set up by Taylor's expansion.
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