Considering the difference of fracturing fluid leakoff and acid leakoff and acid leakoff delayed time, calculation procedure of leakoff velocity and fluid loss are presented in Alternating phase acid fracturing.
结合压裂液滤失和酸液滤失的不同特征及滤失滞后情况,建立了在多级注入酸压过程中压裂液滤失速度、滤失量的计算方法和存在蚓孔下的酸液滤失速度、滤失量的计算方法,对多级注入酸压过程中各时间段各段液体的滤失情况作了较好的模拟。
参考来源 - 多级注入酸压模拟计算及软件编制·2,447,543篇论文数据，部分数据来源于NoteExpress
Robust m estimation is widely used for its robustness and simple calculation procedure.
抗差m估计是使用最广泛、计算较简明的抗差估计法。
The use of matrices systematizes the calculation procedure and ADAPTS the problem to a computer solution.
应用矩阵可以使计算程序系统化，并可使问题适于用计算机求解。
The paper presents the supposed zero line method which has clear concept and can simplify the calculation procedure.
本文提出了假想零线的方法，概念清楚，能够大大简化计算过程。
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