1) wave velocity
波速
1.
Study on tensile strength of coal seam by wave velocity;
煤层抗拉强度的波速测定研究
2.
Temperature effect on wave velocity of deep sandstone;
温度对深部砂岩波速的影响
3.
Anisotropy comparison of P wave and S wave velocity for compacted rocks;
致密岩石纵横波波速各向异性的比较研究
2) wave speed
波速
1.
Formula for water hammer wave speed in conduits with thin rubber tube inside;
内置软管的管道水锤波速理论计算公式
2.
Discussions on the single ended approach based on travelling wave to fault location that can avoid the effect of wave speed;
对不受波速影响的输电线路单端行波法故障测距的探讨
3.
Study of fault locating based on single terminal travelingwaves avoiding wave speed influence;
不受波速影响的输电线路单端行波故障测距研究
3) velocity
[英][və'lɔsəti] [美][və'lɑsətɪ]
波速
1.
The effects of frequency and the parameters of saturated soils(porosity,permeability and viscosity,re- spectively)on the velocity and attenuation of three kinds of body waves(P_1 wave,P_2 wave and S wave,re- spectively)are investigated by using numerical methods in this paper.
采用实用修改 Biot 模型,考虑土颗粒和孔隙流体的压缩性,建立了饱和土中弹性波弥散方程,进而利用数值方法全面探讨了饱和土中两种压缩波(P_1波和 P_2波)及一种剪切波(S 波)的波速和衰减与频率及饱和土参数(孔隙率、渗透性、流体粘滞性)的关系,给出了各种波的典型广义弥散曲线和衰减曲线。
2.
Further, the relations chart of surface,tension,velocity and frequency have obtained.
进一步得到表面波动态表面张力、波速随频率变化关系图及波速随波长的变化关系图。
3.
The method of Rayleigh wave detection technique in combination with indoor soil test results for verifying the consolidation effect of ground is introduced in the paper according to the relaition theory of shear wave velocity increment and degree of consolidation.
基于软土固结中剪切波速增值与固结度的关系理论,介绍了将瑞雷波测试技术与室内土工试验成果相结合,检测分析软土地基固结效果的方法。
4) celerity
[英][si'leriti] [美][sə'lɛrətɪ]
波速
1.
The effect of the disturbance frequency on the voidage wave celerity was tested and analyzed.
针对垂直上升管内气-水两相泡状流,利用高速数字摄像技术、电导探针和相关性原理,测量了不同气液表现流速下泡状流空隙率波的传播速度,分析了不同扰动频率对空隙率波瞬时波速概率分布的影响,研究了空隙率波的传播相对于两相混合流速的漂移特性。
2.
The celerity of void wave was obtained by analyzing the spectrum of the probe s signals.
以每秒高达30000次的采集频率,应用电导探针测量气液两相流中空隙波的传播,对探针信号进行多尺度分析和频谱分析获得空隙波的波速,发现空隙波具有不同的波速并在稳定性曲线所包覆的拇指型区域内呈离散分布,甚至可逾越稳定性曲线。
3.
The celerity for numerical simulation is estimated according.
根据测量结果估算了与数值模拟有关的波速。
5) longitudinal wave velocity
纵波波速
1.
The longitudinal wave velocity,density,Young’s modulus and peak stress of rocks were analyzed.
对经受不同高温后熔结凝灰岩、花岗岩及流纹状凝灰角砾岩的波动特性进行了研究,分析比较了三种岩石纵波波速、密度、弹性模量及峰值应力随经历温度的变化规律,并研究了纵波波速与密度,纵波波速与弹性模量,纵波波速与峰值应力的关系。
2.
The scope of this research includes(1) the variation of peak stress,peak strain and elastic modulus with temperature,and(2) the relationship between longitudinal wave velocity and peak stress and peak strain.
通过单轴压缩试验,对不同高温后熔结凝灰岩、花岗岩及流纹状凝灰角砾岩的力学性质进行了研究,分析比较3种岩石峰值应力、峰值应变及弹性模量随温度的变化规律,并研究了峰值应力与纵波波速、峰值应变与纵波波速的关系。
3.
Using SYC-2 type supersonic wave test instrument and 20 kHz energy transducer,the authors are able to measure the longitudinal wave velocity of frozen silty clay under different temperature and moisture conditions.
用SYC-2型超声波测试仪和20 kHz超声换能器实测了不同温度和不同含水率下冻结粉质粘土的纵波波速,对实验数据进行了分析。
6) traveling-wave velocity
行波波速
1.
Furthermore,the seismic response under traveling seismic wave excitations is compared with that under uniform excitations,the result indicates that:the traveling seismic wave excitation can increase,or decrease the seismic response of the transmission tower-cable system,which depends on both the traveling-wave velocity and the ground motion characteristic;the traveli.
结果表明：行波输入可增加也可降低输电塔的地震反应,这与行波波速、地震动性质都有关系；行波输入很大程度上增加了导线的轴力反应,随着行波波速的提高导线轴力逐步降低并接近于一致输入时的情况；行波输入强烈地放大了导线的纵向和竖向位移反应,特别是后者在近断层地震波输入时；输电塔—导线体系的地震反应受行波波速影响很大。
补充资料：波速
波传播的速度。①单色波的波速v与波长λ、波源振动频率f之间的关系为：v=λf。机械波的波速由介质的弹性模量和密度所决定。在室温下，声波在空气中的传播速度约为340米/秒；电磁波在真空中传播的速度等于光速，约为3×108米/秒。②海浪波速(c)的大小取决于波长(λ)或海区水深(h)。当海区水深很大时，波速仅与波长有关，而与水深无关，即为c2=gλ2π；当海区水深很小时，波速仅与水深有关，而与波长无关，即为c2=gh。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条