1) wave propagation
波传
1.
Numerical simulations of elastic wave propagation in such media can facilitate oil exploration.
该文采用紧支集正交小波基对空间域进行多尺度离散,采用二阶精度有限差分算子对时域离散,推导得到了多尺度有限差分方法正演模拟的递推公式,并实现了相应的波传过程数值模拟。
2) wave propagation
波传播
1.
Study on the Characteristic of Wave Propagation and Damage in Non-Consecutive Joint Media;
非贯通节理介质波传播特性和损伤特性研究
2.
The free transverse vibration in an axially moving beam on fixed support is investigated by wave propagation.
用波传播法分析研究了两端固支轴向运动梁的横向自由振动。
3.
Based on the matrix formulation of Hamilton s principle,the basic equations with elastic wave propagation in the layered piezoelectric cylindrical bars were obtained.
基于Hamilton原理的矩阵形式,得到带压电层圆柱形杆中波传播的基本方程式;采用幂级数的不同幂次近似方法表达杆件中的位移函数;通过变分求得特征方程式;进而求得弹性简谐波在带压电层的圆柱杆件中传播时的频散关系和位移场。
3) transverse wave propagation
横波传播
1.
The influences of initial stress on the vibration and transverse wave propagation in carbon nanotubes under ultrahigh frequency (above 1THz) were investigated.
本文研究初始应力对碳纳米管在极高频率(大于1THz)下横波传播的影响。
2.
The transverse wave propagation in carbon nanotubes/polymer composites laminated structures under ultrahigh frequency(about 1THz)was studied based on the multiple-elastic-beam model.
通过多层弹性梁模型研究了碳纳米管/聚合物复合材料层合结构在高频率(1 TH z左右)下的横波传播,分析了碳纳米管的体积分数和手性对其传播的影响。
4) mass transfer by shock wave
激波传质
1.
Based on the experiment, the technology of anaerobic biochemical reaction with mass transfer by shock wave and the technology of biological absorption and flocculation are used on the wastewater treatment system of wholesale aquatic product market, where the water is used for the preservation purpose.
基于试验结果，选择激波传质厌氧生化─生物吸附絮凝工艺，应用于设计现模为 ３ ０００ ｍ３／ｄ的水产品保鲜水循环利用处理工程，并确定相关的工艺参数。
2.
Facultative bio-chemical technology with mass transfer by shock wave is a new pattern of technology especially used for low-concentration organic wastewater treatment.
激波传质兼性生化处理工艺是一种基于城市污水处理试验研究开发出的适用于低浓度有机废水处理的新型工艺，具有高效低耗的显著优点。
5) Longitudinal transmission
纵波传播
6) bodily wave propagation
体波传播
参考词条
补充资料：超声波传感器
利用超声波在媒质中的传播特性来进行测量的传感器。它由声波发送器、接收器(两者统称超声波变送器)和测量电路组成。超声波传感器的基本测量方法有传送时间差法、声波束偏转法、多普勒频移法、谐振法等，常用于测量流体流速（见超声流量计）、材料厚度（见厚度传感器）和探伤等。它的特点是不影响被测物的状态和价格较低，在某些近距离测量方面可代替激光传感器。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。