权威例句
Environmental Activity Policy and Plans
Low return loss rugged RFID antenna
YELLOW STAR- THISTLE
Single frequency low power RFID device
Portable laser diode scanning head
Scan pattern generators for bar code symbol readers
Dual camera assembly for an imaging-based bar code reader
Portable optical scanning and pointing systems
Moving beam and field of view readers with dichroic filter
Laser diode scanner with improved shock mounting
