...、双曲 油田产量递减规律一般包括指数递减(exponential decline)、双曲 线递减(hyperbolic decline)、调和递减(harmonic decline)和产量衰 线递减(hyperbolic decline)、调和递减(harmonic decline)和产量衰 减曲线（depletion decline）四种类型，产量与递减率...
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5 and the harmonic decline of n=1. 0), the relationship between the decline curves and the water drive curves was established completely. on the basis of the typical curves of n=0, 0.
与n＝0．5和1．0的递减曲线，即n＝0．5的双曲递减和调和递减对应的水驱特征曲线一起，首次建立了完整的递减曲线与水驱曲线的联系。
参考来源 - 水驱油田的驱替特征与递减特征·2,447,543篇论文数据，部分数据来源于NoteExpress
Exponential, hyperbolic, and harmonic curve equations are often used to mathematically express the decline curve.
指数曲线方程、双曲线方程以及调和曲线方程常用来数学表达递减曲线。
Abstract: : Harmonic is caused power loss increase, important factors in the decline in the quality of power supply.
摘罍要：谐波是导致电力损耗增加，供电质量下降的重要因素。
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