Infrared bolometer
红外辐射热(测定)计

• astrometer
• Astrometry
• astronaut
• astronautics
• astronavigation
• astronomer
• astronomic
• astronomical aberration
• astronomical body
• Astronomical Camera
• astronomical eyepiece
• film-stress interferometer
• film strip
• film supply
• film tansporting system
• film thickness
• film thickness gauge
• film thickness measuring
• film thickness measuring device
• film thickness meter
• film thickness monitor
• film velocity
• film weld
• filter
• filter action