secant

英 [ˈsiːkənt]

美

adj.  分[交]割的; (横)切的
n.  割线; 正割

复数：secants　

英英释义

noun

• ratio of the hypotenuse to the adjacent side of a right-angled triangle
  Synonym:sec
• a straight line that intersects a curve at two or more points

双语例句

• The research on that "Taylor series generally considers its convergent circle as the cut secant" is an important problem of analytic continuation.
  “泰勒展开是否以收敛圆为割线”问题是解析开拓理论研究的重要课题，但对此国内外尚无全面细致地研究。
• Standard Parallels Computation for Normal Conformal Secant Conic Projection Based on Graded-Traversal Approach
  一种正轴等角割圆锥投影标准纬线的求算方法
• The error of Richardson 'extrapolation method is less than that of secant method;
  Richardson外推法的误差小于正切法；
• Value of the complement of the secant, called the cosecant.
  正割函数的倒数，称为余割函数。
• Spacings between anticlinal crests and synclinal troughs in the member tend to be equal in some series of folds. A new damping estimation method, the secant line method, was presented, that is based on the distance of neighbor peaks and valley of oscillation.
  岩层中的背斜峰和向斜谷之间的距离趋于相等。提出利用相邻波峰和波谷之间距离估计阻尼比的割线方法。
• The paper concentrates on the analysis and solution for inverse problems of flexible arms. A secant coordinate system was introduced to describe the location of the two-link arm.
  采用割线坐标系对机械臂的运动进行了描述，并分快变和慢变两方面进行逆动力学问题的分析与求解。
• Study on the Calculation Design of Method and the Application of Secant Pile Wall in the Support Structure of Metro Station
  地铁车站咬合桩围护结构设计计算方法及其应用研究
• The RMS pulse width should be used when the subcyle hyperbolic secant pulses is described.
  所以描述亚周期双曲正割脉冲时应该使用更加严格的均方根脉冲宽度。
• Analysis on Switching Power for New No.9 Turnout with Curved Blades of Negative Secant Type
  新型相离型曲线尖轨9号道岔的扳动力分析
• The application of the secant pile acting as the permanent structure of undercrossing overpass DYNAMIC CHARACTERISTIC ANALYSIS OF THROUGH SKEWED ARCH BRIDGE WITH CURVED BEAM
  咬合桩作为永久结构在下穿式立交桥中的应用下承式曲线梁斜交拱桥动力特性分析