Opposite, restorers were at work on the scaffolding-clad Petit Palais. 馬路的另一邊，施工人員正在為整修小皇宮搭建腳手架。
Where inadequacies in an affected employee's work involving scaffolding indicates that the employee has not retained the requisite proficiency. 涉及腳手架的受影響員工的工作不充分，說明員工沒有掌握必要的熟練技術。
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