(Responsible person + Safety officer) 1 question per day
2020-04-12View Original
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The special operation permit needs to be renewed every ( ) years. A、3 B、4 C、6Related Threads in This Forum
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Translated at 2026-07-21 05:20:20
Original: https://bbs.hcbbs.com/thread-2953352-1-1.html
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