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。
• A new damping estimation method, the secant line method, was presented, that is based on the distance of neighbor peaks and valley of oscillation.
  （与邻国）和睦相处.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。
• 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。
• 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。
• 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 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
• According to the nodal admittance equation, the analysis of steady state performance of self excited induction generators is carried out by using the secant method.
  依据等效电路的节点导纳方程，采用弦截法分析了自励感应发电机的稳态特性。
• In this paper, the chord secant method is further studied, and then some general forms of chord secant method are obtained.
  进一步讨论了弦割法，给出了弦割法的一般形式，相信在方程求根的近似计算中有着重要的作用。
• Modifies temperature-dependent secant coefficients of thermal expansion.
  这个命令是设置相关温度的。