00625nam a2200253Ia 4500 OSt 20230803143806.0 210327s9999||||xx |||||||||||||| ||und|| STCPL ENG 534.55 RIC-U Richardson, E.G Ultrasonic physics / by E.G Richardson 2nd ed. New York : Elseiver Publishing Company , 1962 . 313 p. HB Physics Ultrasound Smoke method Propagation of gases Propagation of liquids BK ddc 12393 12393 0 0 ddc 0 PHY 0 STCPL STCPL PHY 2021-07-10 22.50 0 534.55 RIC-U 20062 2021-07-10 00:00:00 2021-07-10 BK