Using the reference length, we define dimensionless radius as().


Using the reference length, we define dimensionless radius as().

A.rD=r˙rw

B.rD=r/rw

C.rD=rw/r

D.rD=r-rw

正确答案:rD=r/rw


Tag:气藏工程 时间:2024-01-06 14:53:25