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【多选题】
在对工作岗位进行现场观测调查时，应当注意（ ）。A.
对调查的工作多提几个为什么
B.
营造良好的现场观测环境条件
C.
在被调查人可看见的地方逊行观测
D.
选择多个场地对同类工作进行观测
E.
调查人不引人注意的地方观测
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【简答题】请写出发动机舱内此部件名称。
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