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1)  pulse spectrum technique
脉冲谱技术
1.
An iterative algorithm is proposed for the inversion of elastic parameter layer in the two dimensional elastic wave equation, which makes use of multigrid method for the forward problem and pulse spectrum technique for the inverse problem,and avoids the Green function by the technique of variational principle.
提出了一种利用多重网格方法快速求解正问题,脉冲谱技术求解反问题,有限元技巧避开Green函数计算的分层反演弹性参数的选代算法。
2)  Generalized Pulse Spectrum Technique
广义脉冲谱技术
1.
First, the authors have advanced the electrical logging inversion from two parameters to three parameters, using the Generalized Pulse Spectrum Technique for solving the inverse problem of partial differential equation.
首先应用求解偏微分方程反问题的广义脉冲谱技术,将电法测井2个参数的反演推广到3个参数的反演。
2.
The solution procedure of finite element method (FEM) in the forward problem is simplified since the forward model is built by time-domain DOT based on generalized pulse spectrum technique (GPST).
基于广义脉冲谱技术(GPST)的时域扩散光学层析成像的正向模型的建立,简化了时域DOT正向问题的有限元法(FEM)求解过程;在扩散光学层析成像的逆向问题中,Green函数方法和修正的GPST法的引入加速了Jacobian矩阵的求解过程。
3)  pulse ultrasonic wave Doppler technique (PW)
脉冲多谱勒技术
4)  Pulse-technology
脉冲技术
5)  double-pulsed technology
双脉冲技术
6)  heat pulse technology
热脉冲技术
1.
Soil moisture distribution, root-trunk sap flow dynamics and yields of peach trees under the condition of different root zone wetting patterns were investigated by means of Tube-TDR (Time Domain Reflectometry) and heat pulse technology.
采用管式-时域反射仪(Tube TimeDomainReflectometry,Tube TDR)和热脉冲技术,研究了分根交替灌溉对土壤水分分布和桃树根茎液流动态的影响。
补充资料:脉冲催化色谱动力学
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性质:将反应物瞬间以脉冲形式进入反应系统中,反应产物直接进入色谱系统进行分析的一种催化色谱技术。也有将反应产物用冷阱捕集,再加热气化进行色谱分析。连续反应是用改变原料流速或催化剂量来变更空速求取速率常数,脉冲反应则是以脉冲量的倒数在其他条件不变时近似看作假反应接触时间,以求取动力学参数。

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