英语释义

• a decrease that follows an exponential function

片语

exponential decay time constant指数衰减时间常数

Multi-exponential decay多指数衰减

exponential decay wave指数衰减形波

Single Exponential Decay单指数衰减

exponential decay constant指数衰减常数

exponential decay rate指数衰减速率

exponential energy decay指数能量衰减

Fit Exponential Decay指数衰减拟合

exponential decay law指数衰变律

英汉例句

• an instrument for measuring ultrasonic attenuation by means of comparing the ultrasonic pulse echo with a calibrated exponential decay wave-form is described.

  本装置用超声脉沖回波与定标指数波形比较的方法测量超声衰减。

• we studied the density on xinyu no. 9. the result showed that: 1)economic yield density assume asymptote model; economic coefficient density, exponential decay curve.

  研究了新玉9号正交种的密度效应，结果表明：1）经济产量—密度方程呈渐近线型，经济系数—密度方程呈指数下降型。

• discharge the capacitor to a load after it has charged fully enough, and this produces an exponential decay pulse (edp) on the load.

  通过开关式稳压电源产生高压直流，并控制该电压对电容器进行充放电就能输出指数衰减陡脉沖波形。

• by using the perturbed-energy method, the exponential decay of the solution is obtained for the nonlinear wave equations with time-dependent coefficients and dissipative boundary condition.

  利用能量法证明了具耗散边界条件和时间依赖系数的非线性波方程的能量指数衰减性。

• the existence and exponential decay of energy of linear problem has been solved by lazzari and nibbi.

  在其线性非齐次问题的解的存在性和能量的指数衰减性问题得到解决的基础上。

• the flux is in the tendency to the exponential decay along with filtration time and achieves the relative stability index in a few minutes.

  膜通量随过滤时间呈指数衰减趋势，并在几分钟内达到相对稳定值；

• the spectrum was found to be an exponential decay followed by a stretched exponential decay, with a decreasing width parameter.

  发现其动态光散射谱在初始的指数衰减之后是伸展指数衰减。

• the theoretical models for slug test include exponential decay model, underdamped model and nonlinear model.

  斯拉格试验理论模型包括指数衰减模型、欠阻尼衰减模型和非线性模型。

• with this new approach, some sufficient conditions for the exponential stability of nonlinear systems are obtained, and the exponential decay estimation oft he solution is also proposed.

  借助这一新方法，得到了非线性系统指数稳定的充分条件，并给出了解的指数衰减估计。

• in the chapter when the boundary conditions are as following we discuss the global existence, uniqueness and exponential decay for the system (1.1)—(1.2).

  我们分别研究了始值问题（1.1）—（1.2）在不同的边界条件下强解的存在，唯一和指数衰减性。

• the fatigue life of the welding structure exhibits an exponential decay function of the welding angle.

  焊接件疲劳寿命与焊接角之间呈现出指数衰减关系。

• starting with the multiresolution analysis (mar), a method to constructing orthogonal spline wavelets is introduced and the exponential decay of them is discussed in this paper.

  从多分辨分析（mar）出发，介绍了正交样条小波函数的构造方法，并讨论了小波函数的衰减性。

• based on numerical calculation, ground movement of underground explosions are analyzed quantatively showing that the maximum velocity of ground particles is subjected to exponential decay laws.

  以数值计算为基础，定量分析地下爆炸的地表运动，得到地表最大质点速度的指数衰减规律。