double pole scaffold 双杆支脚手架
single-pole scaffold 单柱脚手架
bamboo-pole scaffold 竹杆脚手架
double-pole scaffold 双排脚手架
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
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