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- 1求这三道数学题怎么算(对你们很简单)
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- 3求物理学家安培的一个故事
- 4千牛和公斤怎么换算
- 5He harldy leaves today's work for tomorrow
- 6已知二次函数y=根号3x^2-2,当x取x1,x2时,x取x1+x2时,函数值为多少?
- 7x的三方次方+3x2次方-4
- 8over a thousand people died in the earthquake _ _a thousand people died in the earthquake
- 9甲、乙两车分别从A、B两城同时相对开出,7小时后相遇,然后又各自向前行驶2小时,这时甲车距B城还有240千米,乙车距A城还有360千米,A、B两城相距多少千米?
- 10what is the three main effect of management on organization