指数函数 meaning in Chinese
exponeneial function
exponentialfunktion exponential function
quantity in the exponent
Examples
- 4 . the recurrence formula of the creep strain is the key of fem calculation of creep stress . in this paper the exponential function is used to figure the creep strain , and the recurrence formula of 3d creep strain at any periond of time is derivated
徐变变形递推计算公式是温度徐变应力有限元计算实现的关键所在，本文用指数函数式表示徐变度，在此基础上，对三维空间问题徐变变形进行了研究，推导了任一时段徐变增量的递推计算公式。 - In order to deduce the effects on dynamic performances , a method by using prediction filter is introduced . to minish overshoot subsection of input signal with exponent is adopted . these methods are proved by mathematic simulation
针对动态高型控制方法使系统动态性能变差的问题，提出了利用预测滤波技术改善系统动态性能的方法，进一步提出了利用指数函数将阶跃输入信号分段以降低系统超调量的方法，并通过数学仿真验证了这两种方法的有效性。 - Based on priestley ' s evolutionary spectrum theory , an evolutionary process modulated by decline composite exponential function , is investigated as one kind of non - stationary excitation commonly encountered in engineering , the analytical solution of the response properties is gained due to proper simplification
基于priestley的演变谱密度理论，对于工程中常用到的衰减指数函数调制的演变过程激励，可以通过对结构响应的合理简化，得到响应特征的解析形式。 - Based on the confirmation of driving force of lunar rover , we analyze the relationship between adhesion coefficient of road surface and wheel slip . in our research , several types of wheel force model are referenced among them , and we select the polynomial model with exponential function as the wheel force model of the lunar rover
围绕月球车驱动力的确定,本文分析了路面附着系数与滑转率的关系,以车辆动力学分析中常用的几种车轮力模型为基础,选择了带有指数函数的多项式模型作为分析月球车车轮附着力的模型。 - Based on the previous and through the uniaxial tension damage experiment and comparing to the uniaxial compression damage experiment , the paper makes research on the anisotropism of the damage and the difference of the damage between the uniaxial tension and the uniaxial compression , combining with orthogonal anistropic damage model and exponent function damage developing equation . through the formulae deduction , the damages caused by the same absolute value tension and compression strain have the comparing character in some extent and corresponding decay coefficient
本文在前人研究的基础上，通过单轴拉伸损伤试验，及其与单轴压缩损伤试验的比较，进一步结合正交异性损伤模型与指数函数损伤演变方程，对混凝土体中损伤的各向异性以及单轴拉伸和单轴压缩情况下损伤的差异性进行了研究探讨，经过公式推导，提出绝对值相等的拉、压应变产生的损伤具有一定的可比性，并给出了进行可比性换算的折减系数。