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English Translations » 【化工工程交流】 » Daily Question ---------- Multiple-choice Questions on Basic

Daily Question ---------- Multiple-choice Questions on Basic Process Knowledge (October 17)

2017-10-17View Original

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Participation earns a wealth reward of 3 points. Multiple-choice question: **The four safety colors specified in the Standard (GB2893-2008) are ( ) A. Red, blue, yellow, green B. Red, blue, black, green C. Red, cyan, yellow, green D. White, blue, yellow, green
Reply #22017-10-17
**The four safety colors specified in the standard (GB2893-2008) are ( A) A. Red, blue, yellow, green B. Red, blue, black, green C. Red, cyan, yellow, green D. White, blue, yellow, green

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Translated at 2026-07-21 04:01:55

Original: https://bbs.hcbbs.com/thread-1852069-1-1.html

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