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[". ["토론]【펌 기술판 매일 한 문제】", "2. 년 1월 17일 (판块板块利益: 공개 답안 전 정답 보상财富)", "[. 某某机械零件是在强烈冲击、严重磨损的条件下工作,应选用()制作。 Re、Q Q2335 B、答案M制M制 V Z ZG M制M制" (翌日公佈前一日答案,公佈前答案奖励财富,公佈答案奖励财富), 次日有点忙,答案和回复评分有点慢,所以有点忙再晚我也会尽快回复大家,感谢大家一直支持!"

2020-02-17View Original

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107.某机械零件是在强烈冲击、严重磨损的条件下工作,应选用()制作。 A、Q235 B、15MnV C、ZGMn13? (次日公布前一天答案,公布前答对奖励10财富,公布后答对奖励5财富,参与奖励3财富) 最近有点忙,发题和回复评分有点慢,但是再忙再晚我也会发,也会回复大家,感谢大家一直支持!

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