1.【数】三角学的;(用)三角法的
1.relating to or used in trigonometry
1.And trigonometrical function table checking method is referenced to reduce large arithmetic amount in the unwrapping process.
并使用三角函数查表法减少了展开过程的运算量。
2.Generalization of Two Trigonometrical Inequalities
两个三角不等式的推广
3.Solving Mathematical Problems by the Trigonometrical Substitution
用三角代换解竞赛题
4.Solving Algebraic Problems by the Trigonometrical Substitution
用三角代换解代数问题
5.The Unified Format of Fast Algorithm of Discrete Orthogonal Trigonometrical Transform
离散正交三角变换快速算法的统一格式
6.Two New Trigonometrical Inequalities and Their Appliance
两个新的三角不等式及应用
7.Principal value of inverse trigonometrical function
反三角函数的主值
8.Analysis on the accuracy of precise trigonometrical leveling
精密三角高程测量的精度分析
9.A Kind of Fast Algorithms of Discrete Orthogonal Trigonometrical Transform
一类离散正交三角变换快速算法