double pole scaffold 双杆支脚手架

single-pole scaffold 单柱脚手架

double-pole scaffold 双排脚手架

bamboo-pole scaffold 竹杆脚手架

single pole scaffold 单柱脚手架

timber scaffold pole 脚手架木杆

scaffold pole 脚手立柱

pole for scaffold [林] 脚手杆

double-pole fastening steel pipe scaffold 双排扣件式钢管脚手架