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 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。
• The pulse envelope we obtained is a hyperbolic secant function of time.
  所得脉冲包络为时间的双曲正割函数。
• According to the selective principle of map projection and Guangxi Regional place and form, the normal secant conic conformal projection of Guangxi Region is designed in this paper.
  根据地图投影选择的原则以及广西壮族自治区的地理位置和形状，设计了广西壮族自治区正轴等角割圆锥投影。
• The relation between the maximum radial error and arc radius and approach step-length in the secant mode of arc data interpolation in CNC system is detailed.
  并讨论了圆弧分象限“均差”割线方式插补时，圆弧的起始步距角和终止步距角、起始象限步数和终止限步数；
• The secant rigidity is used for the are-length method to solve the nonlinear finite elements problems.
  将割线刚度引入弧长法进行计算，以求解非线性有限元问题。
• 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 secant modulus of soil is usually larger than the tangent one, but the value of differences decreases with the increasing strain.
  土体割线模量值大于切线模量值，其差值随应变的增加逐渐减小；
• Analysis of earth pressure of the secant piles support structure
  咬合桩支护结构侧向土压力的试验研究
• High quality natural fiber blended yarns are obtained through blended spinning of secant slenderized wool and mercerized cotton under certain proportion.
  介绍了自主研发的拉伸羊毛与丝光棉条加工、纤维性能以及混纺纱线的加工技术。
• 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；