【正文】
what height must fall protection be used? ?多高需要防墜落保護(hù) ? Name one type of fall protection and one type of fall prevention? ?說出一種防墜落預(yù)防措施和一種防墜落保護(hù)措施 ? If your lanyard gets wet should you: (a) hang it up inside. (b) leave it outside to dry out. 若你的安全帶濕了你會這么做 ? a) 把它掛在室內(nèi)陰干 b) 把它放在室外曬干 ? What is the ratio that is to be used when using a straight ladder? ?使用梯子應(yīng)保持什么樣比率 ,使人在梯子能上比較安全的工作 . ? Is a safety harness (a) First line of defense. (b) Last line of defense. 高空作業(yè)時(shí) ,安全帶是第一防線還是最后一道防線 ? 課后問答 BP CONFIDENTIAL FOR INTERNAL USE ONLY 30