How would the relative velocity be altered if B were ahead of A?
假如B在a前面,那么相对速度怎样改变呢?
This paper studies a new guidance law based on the relative velocity deflection Angle.
本文研究了一种基于相对速度偏角的导引律。
As the relative velocity between the two layers is increased, waves are formed at the interface.
当两层流体之间的相对流速增加时,分界面成为波浪型。
The theory of maximum relative velocity distance is provided, and the fuzzy logic is used to control the time margin.
在采用最大相对速度-距离法的基础上,引入模糊逻辑控制时间裕度,使任意两次检测间的时间间隔适当增大。
The incipient cavitation number consists of Weber's number W and m - relative velocity of cavitation bubble explosion.
初生空化数由韦伯数w和空泡相对膨胀速度M所组成。
The combination of the two is the apparent wind, which is the relative velocity of the wind relative to the boat's motion.
在两者的结合是明显的风,这是相对速度风相对船的议案。
The results show that, with the changes of the relative velocity of the airflow, the instability of the system will occur suddenly;
结果表明:随着相对进气速度的改变,系统将会发生突然失稳;
Rotation of the fiber bundle increases the relative velocity between the fluid and the hollow fibers and increases the mass transfer.
该纤维束的旋转增加了所述流体与所述中空纤维之间的相对速度,并且提高了所述物质传递。
Results show that the relative velocity between the particle and the liquid can achieve a relative stable value within a very short time.
结果表明,颗粒-液体间相对速度在很短时间内即可达到一个相对稳定的值。
The results indicated that the diffusion and dilution of wastewater jet mainly depended on jet Froude Number, relative depth, and relative velocity.
试验结果表明:污水射流扩散和近区内的稀释度主要决定于射流佛劳德数、相对水深和相对流速。
The formulae of designing the cam profiles for the four different types of cam-follower systems are derived using the proposed relative velocity method$…
应用该方法导出了四种不同类型凸轮机构的凸轮廓线的解析表达式,并给出了对应的设计实例。
This application not only acquires the realtime measurement of target, missile and relative velocity, but also completes the real-time measurement of MDI vector.
这种应用不仅可以获得对目标、导弹及其相对速度的实时测量,还可以完成脱靶矢量的实时测量。
At present paper, we deduced the relative velocity distribution of mixed ideal gas molecule. Then we got the average collide frequency and average free distance.
本文导出了混合理想气体中分子相对速度的分布,并由此计算了混合理想气体中分子的碰撞频率和平均自由程。
With the difficulty of measuring relative velocity considered, a relative orbit design method is proposed to obtain diverse relative orbits with only position feedback.
为了得到更丰富的相对轨道,同时考虑到相对速度测量困难,研究了仅利用位置反馈进行相对轨道设计的方法。
Investigation reveals that smoke particles kinestate is decided mainly by the relative velocity between smoke cloud and particles and the smoke cloud turbulent intensity.
研究认为,烟幕微粒的运动状态主要决定于烟幕云团与微粒的相对速度和湍流强度。
Then a new method of computing Doppler shift is presented, in which the variation of link length is regarded as the relative velocity between satellite and earth station.
随后给出了一种以链路距离变化率作为相对速度来计算多普勒频移的新方法。
The cost of the system is reduced and the structure is predigested, and it makes the detection system can measure distance, relative velocity and azimuth angle at the same time.
这样做既提高了系统的经济性,简化了结构,又使得系统具有了同时测量目标距离、相对速度和方位角的功能。
The author of this paper analyzes and calculates the relative velocity distribution at the blade exit of runner caused by limited blades and offers the way to improve blade design.
本文作者定量分析计算由转轮有限叶片数引起的叶片出口相对速度分布状态,并以所获结果提出了改善叶片设计的措施。
The baseball and softball game are one of sports which compare with psychological diathesis, consciousness, relative power, relative velocity, relative muscular endurance and dexterity.
棒垒球运动是一项比心理素质,比意识,比相对力量,比相对速度和耐力,同时又比灵巧的运动项目。
The forces acting on the departing bubble are also analysed. and the formulas for calculating the relative velocity and the velocity with which the bubble moves to the tube axis are o...
继而分析了在边界层中脱离壁面的汽泡上的作用力,导出了汽泡运动相对速度的计算公式及汽泡走向管子轴心的速度的计算公式。
The forces acting on the departing bubble are also analysed. and the formulas for calculating the relative velocity and the velocity with which the bubble moves to the tube axis are obtained.
继而分析了在边界层中脱离壁面的汽泡上的作用力,导出了汽泡运动相对速度的计算公式及汽泡走向管子轴心的速度的计算公式。
For the case of planar interception, the so called relative heading error angle between the relative velocity vector and the LoS (Line of Sight) is chosen as the output to be controlled to zero.
针对平面拦截问题,选择导弹和目标之间的相对速度矢量与导弹-目标视线之间的夹角(称为相对航向误差角)作为将要被控制到零的输出。
The calculation results prove that unless the initial film thickness or the relative velocity is very large, the inner evaporation drag should be taken into account at high temperature conditions.
计算结果表明,除非初始汽膜厚度或相对速度很大,否则计算高温颗粒在液面下运动的阻力时必须要考虑蒸发阻力。
The suboptimal control strategy, which employs the easily measured acceleration and relative velocity and displacement as feedback, overcomes the difficulties in realizing optimal feedback control.
这种次优控制策略可以克服实现最优主动控制律的困难,具有较大的实用价值。
The absolute velocity was decomposed based on the law of velocity triangle, the absolute tangential velocity, the relative velocity and the relative tangential velocity were presented in this paper.
在测得转轮内部的绝对速度矢量后,按速度三角形原理进行分解,得到了绝对速度切向分量、相对速度及相对速度切向分量。
Combining the measured velocity with the relative masses, they can calculate the mass of the star directly.
结合群众的相对速度测量,可以计算出它们的质量直接明星。
This is just the velocity of the source relative to you at that Angle.
这是源在这个角度,向你们移动的速度。
Laser phase Doppler anemometry (PDA) technology can be used to measure moving particle's velocity, size and relative refractive index simultaneously.
激光相位多普勒(PDA)能够同时测量粒子的速度、大小和相对折射率。
Laser phase Doppler anemometry (PDA) technology can be used to measure moving particle's velocity, size and relative refractive index simultaneously.
激光相位多普勒(PDA)能够同时测量粒子的速度、大小和相对折射率。
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