一杯冰水混合物的内能减�则a.它具有的热量降低 b.冰可能正在熔化过程中c.它的温度可能不变 d.外界可能对它做了功 题目和参考答案——青夏 Template




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tomski一杯冰水混合物的内能减�则a.它具有的热量降低 b.冰可能正在熔化过程中c.它的温度可能不变 d.外界可能对它做了功 coloring