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

• 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 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。
• 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。
• 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；
• 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。
• 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 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；
• 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。
• 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。