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− | + | Most accidents involving functioning at height and in ladders can also be prevented as significantly are due to both improper make use of or poorly sited ladders that either slip click to find out more or fall. |
2016年7月18日 (月) 15:16時点における版
Most accidents involving functioning at height and in ladders can also be prevented as significantly are due to both improper make use of or poorly sited ladders that either slip click to find out more or fall.