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˜ÇÖ÷  °l(f¨¡)±íÓÚ: 2010-11-16 14:13
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1˜Ç  °l(f¨¡)±íÓÚ: 2010-11-16 14:25
=1400/1000*50
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    2˜Ç  °l(f¨¡)±íÓÚ: 2010-11-16 14:27
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