[Discussion] [Pump Technology Section’s Daily Question] February 17, 2020 (Section benefit: 10 wealth points as a reward for answering correctly before the answers are revealed)

2020-02-17View Original

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107. A mechanical part that operates under conditions of severe impact and heavy wear should be made from (). A、Q235 B、15MnV C、ZGMn13? (The answer will be revealed the day before it’s officially announced; those who guess correctly before the announcement will receive 10 wealth points, those who get it right after the announcement will get 5 wealth points, and those who participate will receive 3 wealth points.) I’ve been a bit busy lately, so I’m taking some time to post questions and provide feedback on answers. But no matter how busy or late it gets, I will still post and respond to everyone. Thank you all for your continued support!

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[Discussion] [Pump Technology Section’s Daily Question] February 17, 2020 (Section benefit: 10 wealth points as a reward for answering correctly before the answers are revealed)

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