1) propagation time and amplitude
传播时间和振幅
2) propagation time
传播时间
1.
The affecting factor analysis of propagation time of peak flood in downstream of the Yellow River;
影响黄河下游洪峰传播时间因素的分析
2.
under the condition of identical source sensor location,testing stress wave propagation time-goal sensor location curve,respectively in the hole sample and the intact.
在确定传感器布置方式及数量的基础上,通过敲击不同位置源传感器,测试未钻孔木圆盘试样应力波传播时间,在同一试样钻一定直径孔洞,测试应力波传播时间;在源传感器位置相同的条件下,分别测试出有孔洞、无孔洞传播时间—目标传感器位置曲线,对比分析应力波在有孔洞木材内部传播时间变化的特点,实现对木材内部孔洞定性判别。
3.
Nondestructive pressure measurement based on surface wave usually requests accurate measurement of propagation time of surface wave in the medium.
基于表面波的压力无损测量方法要求精确地测量表面波在介质中的传播时间。
3) travel time
传播时间
1.
Sound speed profile in ocean inverted by using travel time;
由传播时间反演海水中的声速剖面
2.
The measurement technology of the ultrasonic travel time of the ultrasonic based on phase-matched theory was presented.
通过虚拟仪器平台的实验,表明该测量系统的信号传播时间测量具有ns级的测量精度。
3.
In this paper,we not only consider the difference between "up-crossing"and "down-crossing" of the wavefront and the stochastic surface and present the general equations of the probabilities of the travel time of the earlier arrivals,but also extend the resu.
Fuks和Godin关于随机界面背向散射脉冲传播时间统计特性理论只适应于随机界面和波阵面“up-crossing”且界面高度-斜率不相关情形。
4) propagation delay time
传播延时间
5) acoustic travel time
声传播时间
1.
The ACM was designed for transmitting and receiving the sound signal at same time,and accurate measuring acoustic travel time between two separated stations,using the M-sequence sound signal and GPS time clock.
该声学测流仪采用了M序列码声信号,通过利用GPS时间信号进行两个站位间异地同步水下声信号的发送和接收,实现双向声传播时间的精确测量。
6) transit-time
传播时间法
1.
The signal processing techniques in transit-time ultrasonic flowmeters over the past fifty years were reviewed.
主要从信号处理的角度,回顾了传播时间法超声流量计近五十年来的技术进展,分别评述了时差法、相差法和频差法中经典的检测技术,重点介绍了近年出现的一些新颖测量方法。
补充资料：传播
①散布开去：传播技艺｜借助现代化通讯设备，信息得以及时地广泛地传播。②人与人或群体之间借助于语言和非语言符号，直接或间接地传递信息、情报、意见、感情等的过程。是与人类同时产生的社会现象。随着社会生产力的发展和科技的进步，出现了多种多样的传播工具和方式。
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