| 释义 |
third derivative 释义 三阶导函数 例句 1·METHODS The third derivative ultraviolet spectrophotometry was used. 方法采用三阶导数光谱法。 2·Aim To determine the measured profile of a wheel in railway vehicle. Methods So - called piecewise curve-fitting method of the third derivative continuity is employed. 目的拟合列车车轮踏面的实恻轮廓曲线,方法采用三阶导数连续的分段曲线拟合法。 3·It is acquired from that it makes use of that the interpolation function of cubic spline interpolation has a continuous third derivative on the base of two-dementional cubic convolution interpolation. 它在二维三次卷积插值法的基础上利用三次样条插值法的插值函数具有三阶连续导数的性质而得来的。
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