arc tangent [数] 反正切 ; 横竖切 ; 圆弧的切线方向
arc-tangent function 反正切函数
Gregory's Arc Tangent Series 格雷戈里的反正切级数 ; 题
upper tangent arc 上正切晕弧
Arc tangent direction 圆弧的切线方向
Hyperbolic arc tangent 反双曲函数
arc-tangent ĥ function 反正切函数
以上来源于: WordNet
At any knots, the nearly arc length are precise for the resulting nearly arc length parametric curve, and it has the unit tangent same as that of the real arc length parametric curve.
所作近似弧长参数化曲线在插值节点处，近似弧长是精确的，并且具有与精确弧长参数曲线同方向的单位切矢。
The locus of space tangent point and the arc segment of deck at side are obtained based on the above conditions.
在此基础上，求出首圆弧空间切点线和甲板边线的修正段。
Compared with modified arc tangent function model, it is more reasonable for predicting the slope of the characteristic of the core at deep saturation.
相对于修正反正切函数模型，能更为合理地预测铁芯深度饱和后的特性。
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