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velocity造句
151. He incorrectly used the product of velocity and weight to define momentum. 152. The pore velocity is the velocity with which a tracer moves through a porous medium. 153. Usually, we use three components velocity detector to measure X-component, Y-component and Z-component of velocity field. We use the hydrophone tu measure stress field. 154. Flow motion in space of the vortex tube is superposed to free vortex of inlet plane, sink and the constant axial velocity by means of hodograph transformation and superposition theory. 155. The fuzzy control already has obtained the satisfactory effect in the alternating and direct velocity modulation system and the servo system.