问题
单项选择题
一定量的单相纯物质,从指定状态(1)经绝热不可逆膨胀过程的△S( );(2)经绝热可逆膨胀过程的△S( );(3)经绝热不可逆压缩过程的△S( );(4)经任一可逆循环过程的热温商之和( );(5)经任一不可逆循环过程的热温商之和( )。
答案
参考答案:A
一定量的单相纯物质,从指定状态(1)经绝热不可逆膨胀过程的△S( );(2)经绝热可逆膨胀过程的△S( );(3)经绝热不可逆压缩过程的△S( );(4)经任一可逆循环过程的热温商之和( );(5)经任一不可逆循环过程的热温商之和( )。
参考答案:A
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When Josie left school she had no idea what she wanted to do. A friend of hers, who was a year older, and 1 name was Josephine, was at art college, and she 2 Josie to join her there. Josie’s father worked in a factory, and her mother in a shop. They were 3 their money to buy their own house, and they had 4 that Josie would start earning too as soon as she 5 , so when she told them that she wanted to go to art college, she 6 them to have objections(异议). But in fact they had 7 . “You will have to find some kind of a job to _8_ your college,” Josie’s mother _9_ her. “You father and I will be very happy to keep you _10 but we have no money for your college courses and none for paints and all the other things you’ll need.” “Thank you very much,” Josie answered. “I’m really very grateful to you both. And there’s _11_ about getting a job; the head of the art college has _12_ me one in their library.” After a few months, Josie’s parents really felt very _13_ that their daughter was going to college, especially _14 she brought home some of the things she had painted, for which she had received high praise from her teachers. | ||||
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