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- archyperbolic secant 反双曲正割
- The secant of the complement of a directed angle or arc. 余割有向角的余角或弧的余割
- 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。
- 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 roots are extracted in the root sections by method of bisection or secant. 采用二分区间求根法或弦截求根法确定故障点。
- This paper mainly deals with the secant method used on stiffness matrix. 主要说明割线法在刚度矩阵上的应用。
- Bored secant pile is mostly constructed by bushing pile rig in our country. 咬合桩在国内一般使用套管钻机施工。
- A new damping estimation method, the secant line method, was presented, that is based on the distance of neighbor peaks and valley of oscillation. 摘要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 new method on seeking asymptote is given by applying the relation between secant and asymptote, this method is helpful to train creativity of students. 摘要利用曲线割线的极限得到曲线的渐近线，给出了求渐近线的一种新方法。这种方法直观性强，有助于培养学生的创新能力。
- The super linear convergence of the least change secant algorithm proposed by Dennis and Wolkowicz is studied. 探讨由 Dennis和 Wolkowicz提出的最小改变割线算法的超线性收敛性 .
- This paper gives a construction method of two step formula with high order, it is generalization of secant method. 采用弦截法进行优化求解,该方法具有收敛快、精度高的特点。
- The secant coordinate system is introduced to describe the location of the two-link arm. 机械臂的整体运动则可由这两个动坐标系的方位角来描述。
- The bending performance of the secant piles is crucial to the design of foundation pits. 钻孔咬合桩作为一种较为新颖的基坑挡土墙形式,其抗弯承载力特性对于基坑挡墙的设计来说至关重要。
- The tangency line slope would be dP/dQ and the slope of the secant would be the numerical value P/Q. 切线的斜率是dP/dQ，而割线的斜率则可以表示为P/Q。
- Starting from paraxial wave equation, analytical propagation expressions of hyperbolic secant pulsed beams with narrowband and broadband are derived. 从近轴波动方程出发推导了窄带和宽带双曲正割脉冲光束的解析传输公式。
- The uniaxial press stress-strain curve could be founded if only the initial elastic modulus, peak stress and its secant modulus are determined. 只要知道腐蚀混凝土初始弹性模量、峰值应力及此时的割线模量,就可以建立混凝土腐蚀单轴受压应力-应变曲线。
- When the initial power equals the critical power, the hyperbolic secant shaped spatial soliton can be obtained approximately. 当初始功率等于临界功率时,可以近似得到双曲正割型空间孤子。
- Water-based pigment. Easy to color, the more viscous, extremely delicate, easily controlled. Anti-color purity. For totem, secant greasy. 水性色料.;易上色，较粘稠，极其细腻，容易控制。反色纯正。适用于图腾，割线腻。
- Based on the analysis of the construction technology of secant piles in alluvium, the phenomenon of hole enlargement is studied. 摘要通过分析冲淤沉积层的特点和套管咬合桩的施工工艺，对套管咬合桩在冲淤沉积层中的扩径现象进行研究。
- 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。
