图1：平均值为3且方差为1的正态分布。

Figure 1: a normal distribution with mean 3 and variance 1.

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对于气井，在双对数坐标纸上绘出流量对平均储层压力与井筒压力平方差的关系图。

For a gas well the flow versus the difference of the squares of the average reservoir and wellbore pressures are plotted on log-log paper.

youdao

对于气井，在双对数坐标纸上绘出流量对平均储层压力与井筒压力平方差的关系图。

For a gas well the flow versus the difference of the squares of the average reservoir and wellbore pressures are plotted on log-log paper.

youdao