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【Daily Question No. 130】2017.12.01

2017-12-01View Original

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【Daily Question No. 130】December 01, 2017: When maintenance work requires entering a confined space or container, it is necessary to take measures first to ensure that the air inside such spaces or containers is breathable. ( ) Judgment: Correct. Due to management requirements, if you need to view content from a few days ago, please go to the summary post below. 2017 Q&A Summary Thread (updating now) http://bbs.hcbbs.com/thread-1657793-1-1.html 2017 Daily Question Summary Thread (updating now) http://bbs.hcbbs.com/thread-1657794-1-1.html 2016 Q&A Summary Thread (already updated) http://bbs.hcbbs.com/thread-1597792-1-1.html

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