1) protection earth connection
防护接地
1.
Four new safety protection methods in fire work utilized in construction,installation and maintain of oil production plants invented by technicians were introduced,including protective blind board,protection earth connection,adding piping cleaning interface and insulated bolt.
在石油生产设备设施的建设安装和检修动火过程中,工程技术人员创造发明了防护盲板、防护接地、加装管道扫线接口和绝缘螺栓四种防护方法。
2) earth fault protection
接地故障防护
3) ground protective relay
接地防护继电器
4) protection of earthing fault current
接地故障电流防护
5) ground fault protective circuit
接地故障防护电流
6) Protect of welded joint
接头防护
补充资料：防护
防备和保护：这些精密仪器在运输途中要严加～。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条