利用者:Smallladders8783
提供: 先週の結果分析
2016年7月18日 (月) 21:56時点におけるSmallladders8783 (トーク | 投稿記録)による版
A lot of accidents occur via improper usage of a ladders, or people wanting to use a seat, stool or further object to operate at height.
A lot of accidents occur via improper usage of a ladders, or people wanting to use a seat, stool or further object to operate at height.
