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[". ["【펌 테크놀로지 버전 매일 한 문제】s pestic년 <path> � DAT(일(春节福利:公布答案前答对奖励

2020-02-05View Original

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95.造成机体热变形的主要因素是机体内外存在()。  A、温差 B、应力 C、摩擦热 昨天94题答案:A 94.选择轴的材料应考虑()、()和()。? A、强度、刚度、耐磨性 B、挠度、刚度、耐磨性?? C、硬度、强度 (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)

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