热通过直接接触的物体从温度较高部位传递到温度较低部位的现象，叫做。
A、热传导
B、热对流
C、热辐射
D、热传播
【答案】A
热通过直接接触的物体从温度较高部位传递到温度较低部位的现象，叫做。
A、热传导
B、热对流
C、热辐射
D、热传播
【答案】A
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