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

• Value of the complement of the secant, called the cosecant.
  正割函数的倒数，称为余割函数。
• 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；
• 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。
• 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。
• Nonlinear dielectric property was also examined by means of secant method.
  利用割线方法还研究了该类复合材料的非线性有效性质。
• 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。
• 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
• So the secant modulus from zero stress can not describe the deformation property of the practical rock mass.
  因此，从原点计算的割线模量不能反映实际岩体的变形特征。
• 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。