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【简答题】

定义温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414263230707.jpg?sign=4d96dd3cae8fc4c0c4a4c941d8b1aeff&t=62d72ff4" />与测温属性X之间的关系为<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414265043103.jpg?sign=69e6a892b745a59b68e4bf3217033422&t=62d72ff4" />其中K为常数。<br /> (1)设X为定容稀薄气体的压强,并假定在水的三相点为<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414270692265.jpg?sign=d8a1d43cc1de894483fecbdae5f7888b&t=62d72ff4" />试确定温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414272287816.jpg?sign=814247bebaaf98bf2810af10e569e9ce&t=62d72ff4" />与热力学温标之间的关系。<br /> (2)在温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414274192732.jpg?sign=f3e280e69f592a10da28ded0938beaa6&t=62d72ff4" />中,冰点和汽化点各为多少度?<br /> (3)在温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414275835109.jpg?sign=f917f642d008e76219ac4910e53e983f&t=62d72ff4" />中,是否存在0度?

更多“ 定义温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414263230707.jpg?sign=4d96dd3cae8fc4c0c4a4c941d8b1aeff&t=62d72ff4" />与测温属性X之间的关系为<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414265043103.jpg?sign=69e6a892b745a59b68e4bf3217033422&t=62d72ff4" />其中K为常数。<br /> (1)设X为定容稀薄气体的压强,并假定在水的三相点为<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414270692265.jpg?sign=d8a1d43cc1de894483fecbdae5f7888b&t=62d72ff4" />试确定温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414272287816.jpg?sign=814247bebaaf98bf2810af10e569e9ce&t=62d72ff4" />与热力学温标之间的关系。<br /> (2)在温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414274192732.jpg?sign=f3e280e69f592a10da28ded0938beaa6&t=62d72ff4" />中,冰点和汽化点各为多少度?<br /> (3)在温标<img src="https://nimg.ppkao.com/2019-04/wuacheng/2019042414275835109.jpg?sign=f917f642d008e76219ac4910e53e983f&t=62d72ff4" />中,是否存在0度?”相关的问题
第1题

A、A.<img src="https://img.ppkao.com/2018-07/zhanglijun/2018072714280945256.jpg" />
B.<img src="https://img.ppkao.com/2018-07/zhanglijun/2018072714281410064.jpg" />
C.<img src="https://img.ppkao.com/2018-07/zhanglijun/2018072714281963759.jpg" />
D.<img src="https://img.ppkao.com/2018-07/zhanglijun/2018072714282280637.jpg" />  

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第2题

A、根据定义<img src="https://img.ppkao.com/2019-04/caoguanchen/2019041510060252335.png" />,试问<img src="https://img.ppkao.com/2019-04/caoguanchen/2019041510055219863.png" />是否等于<img src="https://img.ppkao.com/2019-04/caoguanchen/2019041510062052507.png" />?  

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第3题

A、在表单元素的<img src="https://img.ppkao.com/2018-08/ppweb/2018080114564310405.png" />标签中,使用()属性来定义组件<img src="https://img.ppkao.com/2018-08/ppweb/2018080114564310405.png" />的类型,其值包括()、()、()、()、()、()、()和()。  

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第4题

A、在定义辅助位函数时,若对<img src="https://img.ppkao.com/2019-04/wangjing/2019042217021779486.jpg" />,Φ的附加条件不是▽·<img src="https://img.ppkao.com/2019-04/wangjing/2019042217021779486.jpg" />=-jωεΦ,而是▽·<img src="https://img.ppkao.com/2019-04/wangjing/2019042217021779486.jpg" />=0(常称之为库仑规范条件),试求此时<img src="https://img.ppkao.com/2019-04/wangjing/2019042217021779486.jpg" />,Φ所满足的方程。  

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第5题

A、A.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />三态,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />低电平
B.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />三态,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
C.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />高电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
D.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />高电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平  

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第6题

A、A.<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716370781231.jpg" />不变,<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716372262539.jpg" />增大
B.<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716370781231.jpg" />减小,<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716372262539.jpg" />不变
C.<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716370781231.jpg" />减小,<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716372262539.jpg" />增大
D.<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716370781231.jpg" />增大,<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120716372262539.jpg" />减小  

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第8题

A、A.<img src="https://img.ppkao.com/2018-04/zhouyun/20180412175605391.jpg" />
B.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041217562114745.jpg" />
C.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041217562651092.jpg" />
D.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041217562929580.jpg" />
E.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041217563332745.jpg" />  

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第9题

A、A.<img src="https://img.ppkao.com/2018-08/chenfang/2018081516571386102.jpg" /><img src="https://img.ppkao.com/2018-08/chenfang/2018081516572558372.jpg" />
B.<img src="https://img.ppkao.com/2018-08/chenfang/2018081516572062708.jpg" />
C.<img src="https://img.ppkao.com/2018-08/chenfang/2018081516572915872.jpg" />
D.<img src="https://img.ppkao.com/2018-08/chenfang/2018081516573482159.jpg" />  

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第10题

A、A.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018080116564316705.jpg" />
B.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018080116564929545.jpg" />
C.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018080116565492959.jpg" />
D.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018080116570158166.jpg" />
E.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018080116570766172.jpg" />
F.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018080116571469081.jpg" />  

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