hyperbolic secant

基本解释

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。
The dynamic secant elastic modulus is introduced to analyze the test data, and the results indicate that the dynamic secant elastic modulus-strain curves of all test models are hyperbolic type.
采用动割线模量的概念对试验数据进行了分析，认为不同试样动割线模量与动应变的关系曲线都符合双曲线的变化规律。
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。