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English Translations » 甲醇及净化技术 » Methanol Purified Version Safety Question 20200602

Methanol Purified Version Safety Question 20200602

2020-06-03View Original

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The regulation at home states that the weight of a safety helmet should not exceed ( ) grams. 　 　A.300 B.400 C.500 D.600　
Reply #22020-06-03
Answer: C. The weight standard for safety helmets according to Chinese regulations: a. Safety helmets with a low brim or rolled edges shall not weigh more than 430 g (excluding accessories)； b. Safety helmets with a high brim shall not weigh more than 460 g (excluding accessories) ； c. The winter hat shall not weigh more than 690g (excluding accessories).

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Translated at 2026-07-21 05:41:49

Original: https://bbs.hcbbs.com/thread-3020418-1-1.html

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