plus power spherical lens
正屈光度球透镜

• phenyl
• pherope
• philosophy
• phluometry
• pHmeter
• Phoenix
• phoenix inerferometer
• phon
• phon-album
• phone
• phoneme
• phonodesk
• phono excitation
• phonofilm
• phonograph
• phono-induced relaxation
• phonon
• phonon coherent oscillation
• phonon laser
• phonon maser
• phonon-resonant scattering
• phonoscope
• phorecombination
• phoresis
• phormetry