单项选择题
在佛洛德相似准则和雷诺相似准则下，流速比尺λv、时间比尺λt分别为( )。
A．佛洛德：
；雷诺：
B．佛洛德：
；雷诺：
C．佛洛德：；雷诺：
D．佛洛德：；雷诺：
A.佛洛德：
C.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnsxLzJ9XGxhbWJkYSBfe3R9PXtcbGFtYmRhIF97%0D%0AdH19XnsxLzJ9'
D.佛洛德：
F.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnsxLzJ9XGxhbWJkYSBfe3R9PXtcbGFtYmRhIF97%0D%0AdH19XnsyfQ%3D%3D'
G.佛洛德：
I.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnstMX1cbGFtYmRhIF97dH09e1xsYW1iZGEgX3t0%0D%0AfX1eezEvMn0%3D'
J.佛洛德：
L.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnstMX1cbGFtYmRhIF97dH09e1xsYW1iZGEgX3t0%0D%0AfX1eezJ9'
C.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnsxLzJ9XGxhbWJkYSBfe3R9PXtcbGFtYmRhIF97%0D%0AdH19XnsxLzJ9'
D.佛洛德：
F.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnsxLzJ9XGxhbWJkYSBfe3R9PXtcbGFtYmRhIF97%0D%0AdH19XnsyfQ%3D%3D'
G.佛洛德：
I.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnstMX1cbGFtYmRhIF97dH09e1xsYW1iZGEgX3t0%0D%0AfX1eezEvMn0%3D'
J.佛洛德：
L.174.24.96:6088/Latex/latex.action?latex=XGxhbWJkYSBfe3Z9PXtcbGFtYmRhIF97dH19XnstMX1cbGFtYmRhIF97dH09e1xsYW1iZGEgX3t0%0D%0AfX1eezJ9'