1) flight time-delay
飞行时滞
1.
In consideration of additive controller gain perturbations,a delay-dependent robust non-fragile H∞ controller for a vertical take-off and landing(VTOL)helicopter system with flight time-delays was designed based on Lyapunov stability theory and formulated in the form of linear matrix inequalities(LMIs).
针对含有飞行时滞的垂直起飞着陆(VTOL)直升机系统,基于Lyapunov稳定性理论和线性矩阵不等式(LMI)方法,设计了考虑加性控制器增益摄动的时滞相关鲁棒非脆弱H∞控制器。
2) Flight time
飞行时间
1.
To design the interception guidance with the terminal aspect angle constraint,based on the formula given by other persons,a new solution was brought out,which main idea was to obtain the needed velocity vector by iterating the flight time;then modify the practical velocity during the flight time until the needed and the practical velocities are almost equivalent.
针对终点处交会角固定的拦截导引问题,基于前人得到的需用速度公式,提出了通过迭代飞行时间来确定能满足交会角要求的需用速度,并在飞行过程中不断修正实际速度使其与需用速度一致的方法。
2.
Two kinds of methods of determinating the explosion height through flight time are discussed in this paper,and one is the analytic computation and compensation method,while the other is the time partial derivative method.
分别讨论了两种通过飞行时间确定爆高的方法:解析计算修正法和时间偏导数法,这两种方法都是通过计算延迟时间来确定爆高,具有自主性强、可靠性高的特点。
3.
So,it is important for ballistic missile s firepower control to confirm shot time based on flight time.
为了达到最佳射击效果,弹道导弹突击目标时经常需要多枚导弹同时击中目标,因此根据飞行时间确定发射时间则成为弹道导弹火力控制问题的重要内容。
3) Duty times
飞行时限
1.
Duty times and rest requirements in civil aviation;
民航飞行人员的飞行时限与休息制度问题
4) flying time
飞行时间
1.
The Measuring System for the Bullet s Flying Time and Falling Velocity;
弹丸飞行时间和落速测试系统
2.
Based on the analysis of the effect of liquor density on the muzzle velocity of spray droplets,the equation of the upward flying time of spray droplets in spray dryer was derived by Newton Second Law.
本文在分析料液密度对喷雾初速度影响的基础上,利用牛顿第二运动定律推导出雾滴向上飞行时间的计算公式。
3.
including ac- curacy of angle,acting range,and flying time.
文中针对运动爆炸目标测量系统,就高帧频电视对其测角精度、作用距离以及飞行时间等主要技术指标的影响做出了较全面的分析,并给出了指标估算方法。
5) Time-of-flight
飞行时间
1.
Design of a Tandem Time-of-flight Mass Analyzer;
串级飞行时间质量分析器的设计
2.
The measured time-of-flight s and their covariance matrices are subjected to a correlation analysis algorithm which is developed for BESIII to combine the independent measurements with common errors.
利用电子对事例对北京谱仪Ⅲ飞行时间的测量误差,以及不同测量之间的关联因子随击中位置的变化进行了仔细的研究。
3.
Based on the self-triggering pulsed technique, a novel pulsed time-of-flight laser rangefinding method is proposed to improve the accuracy and measuring speed of laser distance measurement.
提出了一种新型脉冲激光测距方法———自触发脉冲飞行时间激光测距方法。
6) Time of flight
飞行时间
1.
A software application for analyzing time of flight data obtained from chopper spectrometer is introduced.
介绍了一个新的中子飞行时间斩波器谱仪HRMECS的数据处理工具JavaCAP。
2.
The a Se alloy films are deposited by vacuum evaporation, the transport properties of hole and electron are measured by time of flight technique.
通过实验研究了a Se合金膜的制备方法 ,用飞行时间方法测量了载流子的漂移迁移率和寿命 ,讨论了对a Se合金膜性能有重要影响的因素。
3.
A new electron impact storage ion source has been designed for time of flight mass spectrometers with a high mass resolving power and high sensitivity.
电子轰击存贮型脉冲离子源是为高分辨率、高灵敏度飞行时间质谱仪设计的新型离子源。
补充资料：飞行时间质谱计
分子式：
CAS号：
性质：根据相同能量的离子质量不同时速度不同的原理，使用电子电离源，施加脉冲拉出电压，再经加速极加快离子速度后进入无场区漂移管。不同质量的离子则以不同的时间通过相同的漂移距离到达接收器。(图暂缺)。飞行时间质谱计扫描速度快，灵敏度高，此设备结构简单，不受质量范围限制。
CAS号：
性质：根据相同能量的离子质量不同时速度不同的原理，使用电子电离源，施加脉冲拉出电压，再经加速极加快离子速度后进入无场区漂移管。不同质量的离子则以不同的时间通过相同的漂移距离到达接收器。(图暂缺)。飞行时间质谱计扫描速度快，灵敏度高，此设备结构简单，不受质量范围限制。
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