1.
Research on Estimation of Acoustic Travel-time in Stored-grain
仓储粮食中声波飞行时间测量方法的研究
2.
Study of Method for Measurement of Acoustic Sound Transit Time under Combustion Noise Environment in Furnace;
炉膛燃烧噪声环境下声波飞行时间测量方法研究
3.
time-of-flight ultrasonic flowmeter
飞行时间超声波流量计
4.
an explosive sound caused by the shock wave of an airplane traveling faster than the speed of sound.
超音速飞行的飞机头部激波到达地面时的一种波炸声。
5.
Research on Measurement Method of Ultrasonic Propagation Time for Density Measurement of Crude Oil during Pipeline Transport;
面向管道原油密度测量的超声波飞越时间测量方法研究
6.
sortie duration
战斗飞行实际续航时间
7.
time of flight velocity selector
飞行时间速度选择器
8.
He needed to check flying time,
他需要查看飞行的时间，
9.
neutron time of flight analyzer
中子飞行时间分析器
10.
time-of-flight neutron diffractometer
飞行时间中子衍射仪
11.
cylindrical time-of-flight mass spectrometer
柱面飞行时间质谱仪
12.
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。
13.
The machine adopts the latest ultrasonic control with stable and strong prower, which is sutable for long-term continual run.
本机采用最新式超声波控制箱，功率强劲稳定，适合长时间连续运行。
14.
Old World dung beetle that flies with a droning sound.
飞行时发出嗡嗡声的东半球粪金龟子。
15.
Optimization Design of Waverider-Hypersonic Cruise Vehicle;
高超声速飞行器乘波布局优化设计研究
16.
Aerodynamic Performance Simulation of Hypersonic Waverider in Near Space
高空状态下高超声速乘波飞行器气动性能模拟
17.
Survey on Application of MDO in Design of Hypersonic Waverider-derived Vehicles
高超声速乘波飞行器多学科设计优化研究进展
18.
The pilot blacked out for a moment upon reaching such a high altitude.
飞机上升到这样高度时，飞行员昏厥了片刻时间。