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【判断题】
储液干燥器输出的是液态制冷剂。A.
正确
B.
错误
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【简答题】George Gershwin ,born in 1898,was one of America’s greatest composers.He published his first song when he was eigh years old. During the next twenty years he wrote more than five hundred songs . M...
【简答题】George Gershwin, born in 1998, was one of America’s greatest composers. He published his first song when the was eigh years old. During the next twenty years he wrote more than five hundred songs....
【简答题】dizzy a.
【简答题】Gershwin was born in_________ (Year)
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