目前CPU的主频通常用()来衡量。A.MBB.GBC.GHZD.DPI

目前CPU的主频通常用()来衡量。A.MBB.GBC.GHZD.DPI

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具有喷筒构造的灭火器是()。A.(A)清水灭火器B.(B)泡沫灭火器C.(C)CO2灭火器D.(D)干粉灭火器

具有喷筒构造的灭火器是()。A.(A)清水灭火器B.(B)泡沫灭火器C.(C)CO2灭火器D.(D)干粉灭火器

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American people divide their days into several blocks of time, and plan diffe...

American people divide their days into several blocks of time, and plan diffe...

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Nora was sixteen years old. She had a little brother. His brother's name was...

Nora was sixteen years old. She had a little brother. His brother's name was...

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下列有关文学常识的表述错误的一项是()。A.沈从文《边城》叙写了一个情节曲折的爱情故事,描绘了优美的自然景物和独特的民俗风情,歌颂了淳朴善良

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