TY - VIDEO AU - Gerald Blessing AU - Steven Fick AU - Nelson Hsu AU - John Slotwinski AU - D Xiang C2 - Acta Physica Sinica DA - 1999-01-01 LA - en M1 - August PB - Acta Physica Sinica PY - 1999 TI - Ultrasonic Research and Applications in the NIST Manufacturing Engineering Laboratory ER -