工学 用电安全技术 释 protective earthing 保护接地 将电气设备的某些部分用导线（接地线）与埋设在土壤中或水中的金属导体（接地体）相连接的做法。又称安全接地。
计算机硬件 计算机工程设计 释文 protective earthing 保护接地
- abacus
- Abacus Method
- abacus school
- Abaga dark horse
- Abag Qi
- Abahai
- Abai Kunanbaev
- A. Baker
- A. Baker (1939—)
- Abakhoja Mazār
- A-balanced mapping
- abalones
- abalone shell
- abalone ,Xipan
- abamectin
- ABAMP
- abampere
- A band
- abandoned channel
- abandoned gas reservoir pressure
- abandoned gas well production
- Abandoned Woman
- abandonment
- abandonment of patent
- abandon nuclear