不定项选择题:如图,一绝热容器被隔板K隔开成a、b两部分。已知a内有一定量的稀薄气体,b内为真空。抽开隔板K后,a内气体进入b,最终达 题目分类:理综 题目类型:不定项选择题 号外号外:注册会员即送体验阅读点! 题目内容: 如图,一绝热容器被隔板K隔开成a、b两部分。已知a内有一定量的稀薄气体,b内为真空。抽开隔板K后,a内气体进入b,最终达到平衡状态。在此过程中 A.气体对外界做功,内能减少 B.气体不做功,内能不变 C.气体强变小,温度降低 D.气体压强变小,温度不变 参考答案:【答案仅供学习,请勿对照自行用药等】 答案解析:
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诗人左思在其《咏史》中沉郁悲歌:“市胄蹑高位,英俊沉下僚。地势使之然,由来非一朝。”造成这一社会状况的制度原因是 诗人左思在其《咏史》中沉郁悲歌:“市胄蹑高位,英俊沉下僚。地势使之然,由来非一朝。”造成这一社会状况的制度原因是A.征辟制 B.察举制 C.九品中正制 D.科举 分类:理综 题型:不定项选择题 查看答案
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