grounded-plate amplifier
屏极接地放大器

• framework
• framing camera
• framing lens
• framing photography
• francium
• Franck-Condon overlap factor
• Franck-Condon potential
• Franck-Condon principle
• Francon interfreence ocular
• Franz-keldysh effect
• F ratio
• Fraunhofer approximation
• Fraunhofer condition
• fraunhofer diffraction pattern
• Fraunhofer doublet
• fraunhofer hologram
• Fraunhofer lines
• fredholm integral
• free-abrasive machining
• free air thermometer
• free aperture
• free arm
• free-bond transition
• free-burngng flame laser
• freecarrier