接触热阻
参考答案:
材料表面由于存在一定的粗糙度使相接触的表面之间存在间隙,给导热过程带来额外热阻。
看图选择正确答案。
小题1:Bill's family name is .
A.Brown
B.Green
C.White
D.Jones小题2:Bill's aunt is
A.Kate
B.Linda
C.Lisa
D.Lily小题3:Peter has sons.
A.one
B.two
C.three
D.four小题4:Lisa and Lily are Helen's
A.aunts
B.friends
C.cousins
D.sisters小题5:Paul is Lisa's
A.grandfather
B.uncle
C.teacher
D.father