Unit 1, engaged in the constructionsitecrane assembly and disassembly operation must obtain professional contracting qualification.
施工现场从事塔吊拆装作业的单位必须取得专业承包资质。
2
A snail crawls out of rubble and climbs towards a tower crane on a constructionsite.
一只蜗牛从瓦砾下爬出来，朝着建筑工地的吊塔爬上去。
3
The last of seven bodies was pulled from the rubble at the site of Saturday's crane collapse in Manhattan. Six construction workers and a woman in town for st.