The tests prove that saturated soils are a kind of strain hardened media and stress wave will maintain shock wave characteristic invariant during shock wave dynamic loading.
试验证明,饱和土属于应变硬化介质,在激波动力加载条件下,土中应力波将保持其激波特征不变。
Differences of echo characteristic between impulse radar and continuous wave radar are analyzed, and the potential of UWB impulse for Super-Low-Altitude target-detection is remarked.
分析了超宽带冲激脉冲雷达与连续波雷达的不同的回波特性,指出冲激脉冲雷达对超低空目标探测的潜在优势。
In contrast to other similar schemes based on characteristic method, the C-I scheme gives a clear view for down-going and upcoming wave fields.
与基于特征法的其它类似方法相比,C - I法给出了下行和上行波场更明确的描述。
Then, Local Wave method is introduced in consideration of the non-stationarity characteristic of the vibrating signals from NC machines.
针对数控机床机械系统的非线性和振动信号的非平稳特性,引入局域波分析方法。
This paper analyses the filtering characteristic of rock by ultrasonic experiment results and demonstrates that the new model can be used to describe seismic wave motion.
文中通过超声实验分析了岩石的滤波特性,论证了新的模型用于描述地震波的传播是可行的。
The principal technique of reservoir thickness prediction is wave impedance characteristic analysis.
储层厚度预测的核心技术是波阻抗特征分析技术。
In this way, corresponding to every single viscoelastic random medium model, we can calculate and gained 6 different wave field characteristic quantities.
这样,对应每一个粘弹性随机介质模型,我们均可计算得到6个不同的波场特征量。
So, making use of the dispersion characteristic of the Rayleigh Wave, the variety of the property and structure that underground medium could be opened out.
可见,利用瑞雷波的频散特征,可以揭示地下介质的性质和结构的变化。
Propagation characteristic of UHF radio wave in rectangle, circle and arched tunnels is studied in this paper and the computing equation for attenuation constant is deduced.
研究UHF频段的无线电波在矩形、圆形和拱形隧道中的传播特性,推导了衰减常数的计算公式。
The standing wave and the characteristic of the radiated power of this printed antenna fed by the standard coaxial line are analyzed by the numerical method.
文中用数值法分析了这种印制天线在标准同轴线馈电时的驻波和辐射功率特性。
According to the characteristic of the wave field data, a simple algorithm is used to calculate the normal vector at the nodes.
文中针对表示波浪面的数据集的特性,采用了一种简单的节点法矢量算法。
In order to study laser propagation in inhomogeneous medium, Collins formula was improved by using time inversion characteristic of optic phase conjugation wave.
为了解决非均匀介质中的光传输问题,利用光学相位共轭波的时间反演特性,实现了对克斯林衍射积分公式的改进。
Under man made wave, study on the change of the characteristic of Bohai crude oil and the dispersion efficency with the weathering time was performed.
以渤海埕北油田B平台外输原油为对象,在人工模拟波浪下,研究原油特性随风化时间的变化在伴随着的化学分散效果的变化。
Objective:To analyse the characteristic of coronary angiographic of acute none_Q wave myocardial infarction(NQMI).
目的:分析急性非Q波心肌梗死(NQMI)相关血管病变的影像特点。
From plasma wave equations and plasma kinetic equation, we analytically discussed the characteristic of current in an inductive coupled RF plasma and their damping mechanism.
从等离子体波动方程和动力学方程出发,利用解析方法,讨论电感耦合rf放电等离子体的电流特性和衰减机制。
The shape of the stress wave with maximum energy transmission efficiency is analysed under these circumstances that duration of the incident wave and the characteristic resistance are given.
分析了在给定入射波波长和给定应力波传递特性的情况下能量传递效率最高的应力波形状。
There are many characteristic parameters in fuel pressure wave, and they can be used as fault diagnosis parameters of fuel supply system and rotating speed in diesel engine.
柴油机油压波形中包含了大量可作为供油系统故障诊断的特征参数和转速变化的信息。
By studying the relationship between fault and seismic wave, a method, in which the fault throw is interpreted using the characteristic parameters of seismic wave, is presented.
通过研究断层与地震波之间的关系,提出了一种利用地震波特征参数解释断层落差的方法。
The characteristic of radiated terahertz wave has different diversification when the parameters are changed.
当改变这些参数时,辐射的太赫兹波有不同的特性变化。
Some peaks were selected as characteristic peaks to survey the quality wave of tobacco flavor.
对选择的香味成分特征峰进行了重复性实验以及不同批次香精的稳定性实验。
According to the filed data, the mode of stress wave to be picked up is selected and the characteristic changes of stress wave signals in time and frequency domain are analyzed.
根据现场测试的数据,选择应力波检测模式,并分析了应力波信号随检测距离的时频特性变化。
Structures and materials used in lead-free wave soldering equipments were different from traditional wave soldering equipments due to characteristic of lead-free solders and fluxes.
无铅焊料和助焊剂的特性决定了无铅波峰焊设备在结构和材料选用上有很大不同。
R wave has characteristic dispersion in layered media.
在层状介质中,瑞雷波具有频散特性。
Based on the theory of elastic wave in anisotropy medium, the characteristic of the seismic wave is analyzed in this paper.
从各向异性介质的弹性波理论出发,本文系统地分析了各向异性土介质中地震波的传播特性。
In this dissertation, we have made detailed theoretical and experimental study on the high-frequency characteristic of the coaxial interlaced disk-loaded slow-wave structure.
本文从理论分析和实验研究两方面着手,对同轴交错膜片加载慢波结构的高频特性进行了深入的研究。
For the electrocardiogram wave form, based on the hierarchical structure, this paper presents a characteristic sample and description method.
针对心电波形,本文提出了一种基于层次结构的特征抽取和描述方法。
Electronic support measure target recognition utilizes basic electric wave parameter, the characteristic of pulse wave shape and the analysis on electric wave received to perform target recognition.
电子支援措施目标识别包括利用基本电波参数、脉冲波形特征和通过对己方电子支援措施电波的接收分析进行识别。
By this characteristic, the calculation of wave-making resistance turns into the important aspect of ship optimization design.
兴波阻力的这一特性使得兴波阻力的计算成为船型优化设计中的一个重要方面。
The propagation characteristic of acoustic wave in borehole that penetrates compact carbonate formation is analysed by doing model experiment.
本文用模型实验研究了声波在致密碳酸盐岩地层井中的传播特性。
These experiments have proved that, for the coal dust with high ash component, after multiple actions by shock wave, it's explosive characteristic has been greatly increased.
试验结果表明,对于高灰分煤尘,在冲击波的多次冲击下煤尘的爆炸特性明显增强,危险性大大增加。
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