oil field

They are opening up a new oil field.

他们正在开发新油田。

Those who protect the oil field will be rewarded.

保护油田者有奖。

Steel derricks rose to meet our eyes as we drew nearer to the oil fields.

我们快到油田时看到了矗立井架。

Correlation matrix and calculation method of joint parameter of network for low osmose oil field are established, which offer a favorable method for solving network problem with computer.

建立了油田地面网络相关矩阵及节数通式，机处理油田地面网络问题提供了有利手段。

This expulsion process of geopressured system is episodic and generally forms big oil field or gas field in the transition zone of pressure and normal pressure zone in geopressured basin.

这一喷溢过程以幕式活动形式周而复始，在超压盆地过渡带和常压带中形成大油气藏。