A.一級固井完 B.二級固井完 C.一級固井完、二級固井前 D.一級固井后、二級固井前
A.10.5MPaB.14.5MPaC.15MPaD.17.5MPa
A.18.5~21MPaMPa B.17.5~21MPa C.16.5~20MPa D.15.5~19MPa