工程接地 meaning in Chinese

eng land

Matters needing attention in earthing construction of electric work
在电气安装工程接地系统施工中应注意的问题
Code for construction and acceptance of earthed device electric equipment installation engineering
电气装置安装工程接地装置施工及验收规范
Erection works of electrical installations code for construction and asseptance of earthed devices
电气装置安装工程接地装置施工及验收规范