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

• By means of the theory elastic wave, this paper demonstrates direct field's being offset under fluid-fluid matrix by secant integral in well.
  本文利用弹性波理论对流体&流体模型下直接场被井内流体割线积分抵消进行了证明。
• 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
• Value of the complement of the secant, called the cosecant.
  正割函数的倒数，称为余割函数。
• 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；
• At last, an example is given and the secant method is compared with the accurate differential method.
  最后，给出了应用实例，并对精确微分法和割线法进行了对比。
• 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。
• 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。
• A secant is defined as line passing through two points of the curve.
  割线的定义是一条通过曲线上两点的直线。
• 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 calculating method of final settlement is modified with secant modulus.
  通过引入割线模量，改进了最终沉降量计算方法。