A multistage cement job is used to avoid fracturing the formation when cementing long casing strings.
多级注水泥作业用来在对长套管柱注水泥时避免使地层破裂。
In this paper, a new method to optimize both alternating time and dosage of each stage of multistage alternating injection is put forward for acid fracturing.
提出了一种优化多级交替注入酸压每一级交替时间及阶段液量的新方法，优化的依据是整个裂缝的瞬时总滤失量。
In this paper, a new method to optimize both alternating time and dosage of each stage of multistage alternating injection is put forward for acid fracturing.
提出了一种优化多级交替注入酸压每一级交替时间及阶段液量的新方法，优化的依据是整个裂缝的瞬时总滤失量。
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