velocity-sorting principle

On the basis of derivation of position, velocity and acceleration estimation equations, the principle of trajectory estimation for missile in terminal phase using single-station location are presented.

通过对导弹末区轨迹单站定位测量方法所采用的位置测量方程和速度加速度测量方程的推导，介绍了导弹末区轨迹的单站定位测量原理。

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According to the principle that the radial intensity will attenuate when ray penetrates material, the system is developed to weigh and control the quantity of material on the conveyor belt on line by measuring the velocity of belt and the radition intensity of γ ray transmitted.

根据射线穿过物料后强度衰减的原理，通过测定传输带速度和穿透物料的γ射线强度，进行传输带上物料的非接触、在线称量和控制。

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While a vehicle flying near surface waves, flow fields are analyzed based on ground ( water)-effect vehicle's features and the concept of corrective terms of unsteady velocity potential flow affected by vehicle-wave coupling is presented by means of a linear superposition principle.

针对地（水）面效应飞行器的特点，分析了近水面波飞行时的流场特征，利用线性叠加原理，提出了飞行器与水面波耦合影响的非定常速度势修正项概念。

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Study on Grinding Principle of Constant Velocity Cardan Joint CVJ and Geometry of Finger Wheel

等速万向节CVJ磨削原理及指形砂轮几何形状研究

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Another result calculated in the similar way according to the principle of minimum friction power is rather different from the experimental results, but closely conforms the velocity field deduced according to the law of minimum resistance.

同时又按摩擦功率最小原理进行了类似计算，得到的速度场与实验偏离较大，但却与按最小阻力定律推论的速度场相近。

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