latitude
(1)纬度，纬度
(2)宽容度
(3)曝光范围

• free path
• free radical
• free radicals
• free running
• free-running laser
• free space
• free-standing microdisk target
• freezer
• freezing-in
• freezing point
• fremodyne
• freon
• frepuency-sensitive signal
• frequceny analysis
• frequecny demultiplier
• frequecny-dencoded focused image hologram
• frequecny deviation
• frequecny divison multiplexing
• frequecny domain analysis
• frequencfy-dependent behavior
• frequency
• frequency band
• frequency changer
• frequency characteristic
• frequency-controlled laser