累积产油量变化趋势与采收率变化相近；
Variation trend of cumulative oil production were similar as that of recovery.
储量、区块及单井累积产油量、含水等参数计算的相对误差均小于2.0%，拟合精度高。
The computed parameters such as reserves, cumulative oil production of single well and area, water cut have small relative error of less than 2%, the matching accuracy degree is high.
当累积产油量等于原油可采储量时，对应的累积生产气油比与原油可采储量的乘积，即为溶解气可采储量。
As cumulative oil equals to oil reserve, the product of cumulative produced gas oil ratio by oil reserve is solution gas reserve.
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