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2018-07-20View Original

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本帖最后由 绿莲花 于 2018-7-20 10:06 编辑 参与:奖1财富;回答正确:奖3财富;注:此贴有效时间48小时。 单选题:换热器传热过程中,两流体的出入口温差愈或变大,则热负荷(  )。 A、变小 B、变大 C、不变 D、不确定 答案: B 您的参与,就是对我们工作的最大的支持。送人玫瑰,手留余香。https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif 注:两天后答案自动公布。 “我的装置我的家“ 大型原创照片分享活动(第二期) https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1868167&extra=page%3D1 【一问一答】催化焦化重整油品调和版2017~2018年汇总贴~~持续更新中 https://bbs.hcbbs.com/thread-1826018-1-1.html 【每日一题】催化焦化重整油品调和版2017~2018年汇总贴~~持续更新中 https://bbs.hcbbs.com/thread-1811219-1-1.html
Reply #22018-07-20
单选题:换热器传热过程中,两流体的出入口温差愈或变大,则热负荷( B )。 A、变小 B、变大 C、不变 D、不确定

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