理学 计算机输入输出设备 释 bar code reader; BCR 条码阅读器 一种用于读取条码所包含信息的输入设备，可分为一维、二维条码阅读器。又称条码扫描器、条码扫描枪。
计算机硬件 输入输出设备 释文 bar code reader, bar code scanner 条码阅读器
- DC amplifier
- DC bridge
- DCC
- D.C.comparator potentiometer
- d.c. compensation
- DC contactorr
- D.C.converting circuit
- D.C.current transformer
- DCD
- DC drainage protection of pipelines
- DC drive electric locomotive
- DCE
- DC electric energy meter
- DC electric field oil recovery
- DC electric locomotive
- DC-excited
- DCF
- DCFC
- DCG
- D.C.generator
- DC grounding protection of straddle type monorail
- dc index
- DCIP
- DCI System
- DCI体系