1. There is a correlation between accumulated water production rate and accumulated oil production rate, which is a linear relation on semilog coordinate.
注水开发油田累计产水量和累计产油量存在一定的相关性，在半对数坐标上呈近似直线关系。
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2. The cumulative plastic strain energy increases with the increase of the loading frequency and stress level, which is linear with fatigue life on semilog coordinate.
累积塑性应变能随着加载频率及应力水平的增加而增加，与疲劳寿命在半对数坐标下呈线性关系。
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3. The cumulative plastic strain energy increases with the increase of the loading frequency and stress level, which is linear with fatigue life on semilog coordinate.
