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在初中物理教学中,往往涉及质量的测量,学生接触托盘天平的机会十分频繁,一些好奇、爱钻研的学生常常提出跟它有关的一些问题,有些问题可以给
In junior high school physics teaching, quality measurement is often involved. Students have frequent opportunities to contact pallet scales. Some curious and loving students often ask questions related to it. Some questions can be given