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并联于无限大电网运行的隐极同步发电机，原来发出一定的有功功率和电感性无功功率，若保持有功输出不变，仅调节励磁电流I f 使之减小，问 和 各按什么轨迹变化?功角θ如何变化?要保持稳定运行，I f 能否无限减小(忽略电枢电阻)?
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反馈参考答案：
举一反三
【单选题】世事洞明皆学问,人情练达即文章。
A.
The world's affairs, well understood, are all scholarship. Human relationships, maturely experienced, are already literature.
B.
True learning implies a clear insight into human activities. Genuine culture involves the skillfull manipulation of human relationships.
【单选题】世事洞明皆学问,人情练达即文章。
A.
The world’ s affairs, well understood, are all scholarship. Human relationships, maturely experienced, are a lready literature.
B.
True learning implies a clear insight into human activities. Genuine culture involves the skillful manipulation of human relationships.
【单选题】世事洞明皆学问,人情练达即文章。
A.
The world's affairs, well understood, are all scholarship. Human relationships, maturely experienced, are already literature.
B.
True learning implies a clear insight into human activities. Genuine culture involves the skilful manipulation of human relationships.
【简答题】细读《哺乳期的女人》从主题思想、人物形象、艺术特色等方面入手写一篇1000字左右的短论。
【单选题】We entered the café and sat down by the window, waiting ________.
A.
to serve
B.
to be served
C.
serving
D.
served
【单选题】世事洞明皆学问 ,人情练达即文章。
A.
The worlds affairs, well understood, are all scholarship. Human relationships, maturely experienced, are already literature.
B.
The worlds affairs, well understood, are all knowledge. Human relationships, maturely experienced, are already articles.
C.
True learning implies a clear insight into human activities. Genuine culture involves the skilful manipulation of human relationships.
【简答题】细读《哺乳期的女人》(部分班级为《哺乳期的女人》)从主题思想、人物形象、艺术特色等方面入手写一篇短论,字数1000左右。
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