Daily Question 20-2/2011 Sunday
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Multiple-choice question: According to the \"General Rules for the Storage of Commonly Used Chemical Hazards,\" the width of the main passages in areas where hazardous materials are stored should not be less than ＿m. A、1.5 B、1.8 C、2.0 D、2.2 Note: For c1, please hide the recovery option; see the instructions at: http://bbs.hcbbs.com/thread-492556-1-1.html. 2. Do not edit after replying. 3. The top 50 participants will definitely receive a reward ； 4. The answer will be visible upon reply. . B
According to the General Rules for the Storage of Commonly Used Chemical Hazards, the width of the main passages in areas where hazardous materials are stored should not be less than 1.8 meters.
This post was last edited by *nyang3390 on 2011-2-20 21:40. B :):victory:
Reply 1# sun-rock B