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1)  stress pulse duration
应力脉冲时间
1.
The stress pulse durations of various depths in asphalt pavement at different temperatures and vehicle speeds were evaluated by using viscoelastic 3D finite element method(FEM)and simulating the traffic with moving loads which vary with time and space.
利用粘弹性三维有限元模型与随时间和空间变化的荷载模式模拟移动荷载,分析了不同温度与不同行车速度下沥青路面内不同深度处的应力脉冲时间,与Odemark方法计算结果进行了比较,并根据2种方法得到的应力脉冲时间预测了沥青混合料的动态模量。
2)  Impulse response time
脉冲响应时间
3)  pulse duration
脉冲时间
1.
Changing the applied voltage and pulse duration applied to the AFM tip and sample during the fabrication of nano-oxidation dots, it is found that the dependence of the height and width of nano-oxidation are logarithmic correlated with the applied voltage while exponentially correlated with the pulse duration.
通过改变AFM阳极诱导氧化加工点结构时的偏压和脉冲时间,发现氧化点高度和宽度与所施加偏压呈对数关系,并且发现氧化点高度与宽度与脉冲时间呈指数关系。
2.
When the pulse duration was fixed at 40 μs,0.
结果发现,当脉冲时间为40μs时,0。
4)  Pulse time
脉冲时间
1.
The theory of field-induced oxidation and the impact of bias voltage and pulse time on the nanofabrication were studied by AFM.
用原子力显微镜(AFM)研究了电场诱导氧化理论以及偏置电压和脉冲时间对加工结构尺寸的影响。
5)  Time pulse
时间脉冲
1.
This paper describes that the output precision of the GPS Clock s time pulse is within 10 -6s after adopting technology of synchronous timing.
论述了采用GPS时间同步技术 ,实现GPS钟输出时间脉冲精度小于 10 -6s的方法。
6)  stress pulse
应力脉冲
1.
Based on rock-burst stress pulse recording monitoring instrument,this paper discussed a new method to get the dynamic mo- nitoring data of stress pulse,developed forecast and prediction information system,which could analysis rock-burst stress pulse automati- cally.
冲击地压发生前期,煤岩体深部弹性能量产生传递转移,同时产生间歇性的应力脉冲信号,针对应力脉冲信号的传递特性,利用新研制的冲击地压信号记录监测仪,实现了对应力脉冲信号的连续动态监测与自动分析,开发了冲击地压预测预报信息软件系统,有利于冲击地压的预测预报与防治。
2.
When a compressive stress pulse is generated by an impact at one end of a bar,the pulse reflected from the other end(free end) becomes a tensile wave in terms of the one dimension linear theory of stress wave.
基于探索评价涂层抗拉结合强度方法的目的,考虑到激光冲击法测量涂层的抗拉伸结合强度时应力难于测量的情况,依据一维应力波的线性理论:在杆的一端撞击产生一压应力脉冲,此脉冲传到自由端后将反射为拉应力脉冲,当在杆的自由端有涂层薄膜时这一应力对涂层界面产生拉伸作用,如果这一应力幅值足够大就会将其拉开,以此实现抗拉结合强度测量。
3.
The thermoelastic generation stress pulse in a semi-infinite strongly absorbing solid when a pulse laser is incident on its surface is studied.
对梯形激光脉冲入射到半无限强吸收固体媒质中热弹激发的超声应力脉冲进行了研究。
补充资料:脉冲响应法
分子式:
CAS号:

性质:线性系统在零初始条件下,输入单位脉冲函数(加以高度为无限大,宽度为无限小,面积为1)信号后输出的瞬态响应,即输出响应叫脉冲响应。建立系统非参数模型时,即给系统施加一个脉冲信号,观测系统脉冲响应,以求得系统数学模型的待定参数。有了数学模型以后,即可进行分析系统的动态特性,设计控制器等。

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