认为固井后环空气窜的主要原因是由于水泥浆失重引起的。
It is considered that the main reason of leading to annular channeling after cementing is due to cement slurry weight loss.
转化期的沉降失重和SG失重最多使水泥浆柱孔隙压力降到等高静水柱压力。
PDS and PDSG in TP at most decrease slurry's pore pressure to hydrostatic column pressure.
转化期的沉降失重和SG失重最多使水泥浆柱孔隙压力降到等高静水柱压力。
PDS and PDSG in TP at most decrease slurry's pore pressure to hydrostatic column pressure.
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