共 4 条
[1]
AKIYAMA Y, 1986, ULTRASONIC MOTORS AC
[2]
HOSOYA M, 1988, 1988 S MICR MOT TECH
[3]
KURIBAYASHI M, 1983, 1983 AUT M AC SOC JA, P627
[4]
UCHINO K, 1986, PIEZOELECTRIC ELECTR