coronagraphic technique
日冕仪技术

• Fresnel's equation
• Fresnel's zone contstruction
• Fresnel zone
• Fresnel zone plate
• Fresuel-transform holograms
• friability
• friction
• friction coupling
• frill
• fringe
• fringe analysis
• fringe contrast
• fringe counter
• fringe counting interferometer
• fringe follower
• fringe intensity
• fringe interpolation
• fringe interpretation
• PM-LCD Passive Matrix
• PMMA diagnostic contact lens
• pmmersion oil
• p-n diode laser
• p-n diode lser
• pneumatic
• pneumatic detector