Rab=0.24 Rac=0.28 Rbc=0.20
ΔR=(Rac-Rbc)/Rp*100%
Rp=(Rab+Rbc+Rac)/3=(0.24+0.28+0.20)/3=0.24
(0.28-0.20)/0.24*100%=33%
工业技术2023-02-10 20:13:07百科知识库
Rab=0.24 Rac=0.28 Rbc=0.20
ΔR=(Rac-Rbc)/Rp*100%
Rp=(Rab+Rbc+Rac)/3=(0.24+0.28+0.20)/3=0.24
(0.28-0.20)/0.24*100%=33%
层流与紊流各有什么流动特点?在汽
很抱歉没有了