graser 1
伽射 graser 2
(gamma-ray laser) r激光器

• plasma polymerized thin film
• plasma-pump laser
• plasma radiation
• plasma reflectivity
• plasma-sheet CO2 laser
• plasma slab
• plasma spatial filter
• plasma -speetrometer
• plasma sphere
• plasma torch
• plasmatron
• plasmat-type copying lens
• plasma tube
• plasma wave
• plasmoid
• plasmon
• plaster
• plaster block
• plaster of Paris
• plastic
• plastic aspheric lenes
• plastic-base mirror
• plastic cement
• plastic clad fiber
• plastic deformation