与"pulse echo technique"相近的词条

...

• pulse-echo equipment
• pulse-echo image
• pulse echo information
• pulse-echo receiver
• pulse-echo system
• pulse echo technique
• pulse echo ultrasonic diagnosis
• pulse effects
• pulse electric-magnetic field
• pulse electro-acupuncture
• pulse electromagnetic energy apparatus
• pulse electromagnetic field
• pulse electromagnetic field(PEF)
• pulse equalizer
• pulse extraction column
• pulse fall time

...