أرشيفات الوسوم: Transducers

بحث بعنوانUltrasonic Transducers for Use in AirFrank MassaMassa Division, Dynamics Corporation of AmericaHingham, Mass.Frank Massa, Fellow, IEEEAbstract—Fewer applications were found for the use of ultrasonics in air than for ultrasonics… أكمل القراءة ←