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近几年各地中考物理试卷中常出现“估算”类试题,不少考生在解答时感到无从下手,导致得分率低.下面结合实例谈谈此类题的常用解法.
In recent years, the “Estimate” test questions often appear in the physical examination papers in various local examinations, and many candidates find it difficult to answer the questions. This leads to low scoring rates. The following examples are used to discuss common solutions to such questions.