flat-bed color image scanners
平台式影像扫描器

• bayonet ring
• beacon
• beaconage
• beaconimagery
• beacon lamp
• beacon light beam
• beacons
• bead
• beaded screen
• beading
• bead phototransistor
• beam
• beam-addressable technology
• beam angle
• beam angle of scattering
• beam antenna
• beam aperture
• beam attenuator
• beam axis
• beam balance ratio
• beam brightness
• beam bunching
• beam candlepower
• beam combiner
• beam current