Pellin-Broca monochromator
佩林-勃洛卡单色仪

• 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
• phosgene
• phosphate
• phosphate base
• phosphate crown glass
• phosphate glass
• phosphate optical glass
• phospher