1.
Studying of Proton (~1H)MR Spectroscopy of the Breast Tissues with Different Echo Time
乳腺组织不同回波时间~1H-MRS的研究
2.
Modeling and Simulation of Multibeam Echo Signal in Shallow Sea and TOA Research;
浅海多波束测深回波信号建模及波达时间研究
3.
Research on Measurement of Ultrasonic Transit Time Based on Sing-around Method;
基于回振法的超声波传播时间测量方法研究
4.
Timing an echo of radio waves is the principle on which radar operates.
计算无线电波回声的时间乃是雷达运行所依据的原理。
5.
The pressure returns essentially to that in the incident blast wave which decays with time.
压力大体上回复到随着时间逐渐衰减的入射爆震波的压力。
6.
The further back in time it is followed, the closer it approaches the horizon and the shorter its wavelength becomes.
它的时间回溯得越早，就越靠近视界，而波长也就变得越短。
7.
and by measuring the time interval between the taps and the receipt of the echoes,
测出回声间隔的时间，
8.
Real-time Acquisition and Review of Marine Radar Echo Signal
导航雷达回波信号的实时采集与回放
9.
transit-time microware diode
渡越时间微波二极管
10.
TVF Time Variable Filter
可随时间变化的滤波器
11.
time-of-flight ultrasonic flowmeter
飞行时间超声波流量计
12.
virtual time to half-value
假设到半值时间 -冲击波
13.
There is no going back.
时间贷款既不能追回，
14.
What time is he expescted to return?
他预定什么时间回来呢？
15.
There was no time left for him to answer in.
他根本没时间回嘴。
16.
frame suppression period
帧(扫描回程)熄灭时间
17.
He comes back to see us at regular intervals.
他每隔一段时间就回
18.
The time lost must Be made up for.
损失的时间必须补回来。