DB

DB

1. ■ =Daily Bulletin 每日公报;

2. ■ Disciplinary Barracks 军人监狱;

3. ■ Distribution Box 配电箱[盒]; 分线盒;

4. ■ Double-Biased (Relay)双偏压(继电器);

5. ■ Double Bonding 双键;

6. ■ Double Bottom 双层底;

7. ■ Double Braid 双层编织;

8. ■ Dry Bulb 干球(干湿泡温度计用)