检查一座房屋的临时鹰架。
梯子、鹰架和安全带的不正当使用、操作，甚至不用，均会造成严重的事故和伤害。
Serious incidents and injuries may result from misuse, mishandling, or abuse of ladders and scaffolds and from failure to use safety harnesses where required.
梯子、鹰架和安全带的不正当使用、操作，甚至不用，均会造成严重的事故和伤害。
Serious incidents and injuries may result from misuse, mishandling, or abuse of ladders and scaffolds and from failure to use safety harnesses where required.
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