3-11 M系列二周期信号法による海中超音波伝搬状況の観測(一般講演)
3-11 Observation of underwater ultrasound transmission in the sea by two period M-sequence signal method

Motoyoshi OKUJIMA, Shigeo OHTSUKI
Proceedings of Symposium on Ultrasonic Electronics  
doi:10.24492/iuse.1.0_129 fatcat:ztcfalvnwzhxtholompudwmo4u