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在使用天平时,不少教材认为天平的感量与负载无关,笔者认为这个说法是不严格的,在教学中有必要澄清.1天平的感量
When using the balance, many textbooks think that the scale of the balance has nothing to do with the load, I think this statement is not strict, it is necessary to clarify in teaching.1 scale balance