流体流动综合实验

-4-3.5-3-2.5-2-1.5-1-0.577.588.599.51010.511

ln λ～lnRe 曲线光滑管粗糙管-0.7

-0.6

-0.5

-0.4

-0.3

-0.2

-0.1

0.1

0.2

1010.210.410.610.81111.211.4

lnC ～lnRe d