A.Bi≤0.1,Bi>0.1 B.Bi≤0.5,Bi>0.5 C.Bi≤1,Bi>1 D.Bi≤0.01,Bi>0.01
A.傅立葉準數(shù)Fo B.皮克列Pe C.奴歇特準數(shù)Nμ D.畢毆準數(shù)Bi
A.小的給熱系數(shù) B.大的給熱系數(shù) C.間壁的導熱系數(shù) D.水當量