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- 1take a time many thx~
- 2三角函数周期变为2倍,三角函数怎么变以y=sin(ax+b)举例
- 3存在x属于R,使X+1/X=m成立,则实数m的取值范围是
- 4英语翻译
- 5direct labour cost social overhead cost residual overhead cost 这三个词准确的汉语翻译是什么?谢谢
- 6Walk into the school,you will see the teaching building
- 7关与莲的成语20个以上..
- 8纸是谁发明?发展史是怎么的?
- 9what --- bad wheather today!yes,that is--- strong wind. A.the,the B.\a C.an\ D.a,a
- 10We have waited for him here for a quarter.这句话有什么错呀!