吳政忠Lin, B. W.B. W.LinWu, Tsang-TsongTsang-TsongWu2009-02-092018-06-282009-02-092018-06-281988http://ntur.lib.ntu.edu.tw//handle/246246/123947en-USA New Ultrasonic Velocity Measuring System Using the Digital-Peak-Recovering Techniqueconference paper