高杆照明 meaning in Chinese

high mast lighting

Technical requirements for high - mast lighting installation
高杆照明设施技术条件
The technical requirements for high mast lighting system of raising and lowering
升降式高杆照明装置技术条件
The requirement of installation for high mast lighting with raising and lowering lanter carriage in port handing area
港口装卸区域升降式高杆照明设置规定