共 10 条
[3]
CARSTENSEN EL, 1980, ULTRASOUND MED BIOL, P257
[7]
DUNN F, 1977, ACUSTICA, V38, P58
[8]
FLYNN HG, 1982, J ACOUST SOC AM
[9]
FRIZZELL LA, 1979, J ACOUST SOC AM, V65, P1285