Pay is also called pay sand or pay zone.

产层也称为油砂层或生产带。

It approaches the pay zone based on depth.

按深度，现在快接近油气层了。

It is far away from the pay zone based on depth.

根据深度，离油气层还远呢。

The origins of low resistivity pay zone are complex and variety.

低电阻率油层成因复杂，类型多样。