The conception of equivalent mass is introduced in the calculation of flight time and its physical meaning and mathematical implication are explained.

Measurement of tritium depth profile by flight time method

用飞行时间法测量氚的深度分布

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A high-resolution flight time measurement system based on a single field programmable gate array ( FPGA) in laser altimeter is designed.

设计了在激光测高系统中基于单芯片现场可编程门阵列（FPGA）的高精度时间间隔测量模块。

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The limits of initial velocity and flight time of landing moon orbit;

登月轨道初速及飞行时间限制；

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The Measurement of Flight Time for Pulsed Laser Ranging Based on CPLD

基于CPLD的脉冲激光测距飞行时间测量

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The experiment result indicates that the system is stable and can satisfy the requirement of acoustic wave flight time measurement.

实验结果表明该测量系统性能稳定，能满足声波飞行时间测量系统的要求。

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Design and realization of the acoustic waves flight time measurement system based on cross-correlation method

基于互相关技术的声波飞行时间测量系统的设计与实现

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The influence of the experimental conditions on the flight velocity of the ejected plasma was discussed based on the feature of their time-of-flight spectra.

结果表明，在脉冲激光沉积薄膜的情况下，喷射等离子体的飞行速度主要依赖于作用于靶面的激光能量密度。

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The model's flight velocity is 4.8~ 5.7km/ s, and the chamber's pressure is 10~ 80mmHg.

球模型飞行速度为4.8～5.7km／s，靶压10～80mmHg。

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The mathematic model equations, boundary conditions and nonlinear iterative algorithm established herewith can be used to calculate the variations of flight path, velocity ( or angular velocity), acceleration as well as load factor, etc, with time for the said maneuvers.

所建立的数学模拟方程、边界条件以及非线性迭代求解方法，可以用来计算该机动科目的飞行轨迹、速度（或角速度）、加速度以及载荷因数等随时间的变化。

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A new method of flight velocity recognition of low-velocity projectile

低速弹飞行速度识别的一种方法

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Finally, the working loading spectra are calculated from altitude velocity characteristic, flight altitude and flight velocity.

最后根据发动机的高度&速度特性计算出发动机的工作参数谱。

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To deal with the situations of close flight and cross flight, the velocity information of targets and the method of partly processing are taken into track correlation.

针对近飞目标和交叉飞行目标的情况，点迹与航迹的关联采用了分块处理技术，并融合了目标的速度信息。

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In addition, the effects of flight height, flight velocity, and radius of water droplet on droplet trajectories were also investigated.

此外，还研究了飞行高度、飞行速度及水滴半径对水滴撞击特性的影响；

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The simulation results of trimming calculation under the different flight velocity condition is conducted. The effect of trim results from different parameters is discussed. Graphical User Interface is designed using Matlab tool software.

运用matlab软件设计图形用户界面GUI，进行了无人直升机不同前飞速度下配平计算仿真研究，讨论了不同参数对配平结果的影响。

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Emulational study on the effect on the cruise missile penetration by shortcut flight course, flight altitude and flight velocity

巡航导弹飞行捷径、高度及速度对突防影响的仿真研究

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One is velocity based multi-model predictive control method. Improvement is made on reference trajectory and switching rule to realize efficient large range tracking control of flight velocity.

一是研究了基于速度切换的多模型预测控制方法，通过对参考轨迹及切换准则的改进实现了对大范围速度指令信号的快速跟踪。

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Rotating speed spectrum are calculated from altitude-velocity characteristic, flight altitude and flight velocity.

然后根据发动机的高度速度特性和飞行高度与速度计算出该发动机的航线类转速谱。

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Its working state affects the flight velocity, tactics performance and flight security.

其工作状态直接影响飞机的飞行速度、战术性能的发挥及飞行安全。

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the large area telescope is the most sensitive and highest-resolution gamma-ray detector ever launched.

大视场望远镜是最敏感的，并且对伽马射线的发射着有着最高的分辨率。

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the gamma-ray detector spotted the antimatter signals while searching for at terrestrial flashes of gamma rays.

伽玛射线探测器在寻找伽玛射线地面闪光的同时，发现了反物质的信号。

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