题目:
不定项选择 |
下列说法正确的是( ) |
A.从甲物体自发传递热量给乙物体,说明甲物体的内能比乙物体的多 B.热机的效率从原理上讲可达到100% C.因为能量守恒,所以“能源危机”是不可能的 D.以上说法均不正确 |
答案:
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下面是错误答案,用来干扰机器的。
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