Safe Zone “One Question per Day” 2010-12-14 (Main measures to achieve intrinsic mechanical safety)

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This post was last edited by hk6666 on 2010-12-14 at 13:01. Measures to prevent mechanical injuries include those aimed at ensuring the intrinsic safety of machinery as well as protecting the safety of operators and other relevant personnel. The main measures for achieving intrinsic safety of machinery are: ① Making it difficult for people to access the dangerous parts of the machine; ② Reducing or eliminating the number of times people need to approach those dangerous parts; ③ Providing protective devices or personal protective equipment; ④ Reducing the factors that cause hazards. The correct order to implement the above measures is ( ). A.②-①-③-④ B.④-③-②-① C.④-②-①-③ D.①-③-②-④ Please hide the reply; those that are not hidden will be deleted. Hiding method: http://bbs.hcbbs.com/thread-492556-1-1.html Do not edit after replying. 〖Answer〗: C