超声衍射时差法(TOFD)
TOFD(time of flight diffraction) technology
超声波衍射时差法
Time of flight diffraction technique
Time of Flight Diffraction
超声波衍射时差法(TOFD)
Time of Flight Diffraction
超声波衍射时差法TOFD
Time of Flight Diffraction
时差法超声波流量计
travel time ultrasonic flowmeter
衍射时差法
time-of-flight diffraction
激光散射(衍射)法
laser scattering(diffraction) method
B型超声射频信号
B-mode ultrasound RF signal
薄膜-超声法
Film-ultrasonic wave dissolving technique
薄膜分散－超声法
film dispersion-ultrasonic
film dispersion-ultrasonic method
薄膜分散-水化超声法
film-dispersion and hydration-sonication method
超声TOFD法
Ultrasonic time of flight diffraction method