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討論串[計量] 幾題機經題請教
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1.There is a square with side 10m. On top of the square there is one semicirclewith its diameter on one side of the square (diameter length = side len
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1.. By weight liquid ‘A’ makes up 7% of solution-I and 14.5% of solution-II.. If 3 grams of solution-I is mixed with 2 grams of solution-II, then liqu
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