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上述解答由于判断不真实,导致失误。例3 某商店有一个不准确的天平(其臂长不等)及1千克的砝码。某顾客要购2千克糖果,售货员将1千
The above solution caused mistakes due to false judgments. Example 3 A store has an inaccurate balance (with different arm lengths) and a 1 kg weight. A customer wants to buy 2 kilograms of candy, the salesman will be 1 thousand