全部

1·Pay is also called pay sand or pay zone.

产层也称为油砂层或生产带。

2·It approaches the pay zone based on depth.

按深度，现在快接近油气层了。

3·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。

4·They read waters will and put the fly in the pay zone time after time.

他们把经过飞水将在磷瑷一次又一次地带。

5·The low resistivity pay zone has very complicated genesis and conductive mechanism.

低电阻率油层成因和导电机理非常复杂。

6·Cement sheath are the main composites for cementing well and isolating the pay zone together with casing pipes.

水泥石是构成井下水泥环的主要材料，它和套管共同起到层间封隔的作用。

7·When pay zone is at the bottom of a well, the physical properties of oil, gas and water vary with temperature and pressure.

在井底产层的条件下，油气水的物性参数随温度和压力的变化而变化。

8·The origin of low resistivity pay zone at different area and zone can't be treated as the same, we should concretely analyse different situation.

不同地区，不同层位的低电阻率油层成因不能一概而论，应具体情况具体分析。

9·UBD with CT can reduce the formation and pay zone damage, enhance the penetration rate, improve safe operation with high efficiency and drop drilling costs.

欠平衡连续油管钻井，可减少钻井过程中对地层和产层的损害，可提高机械钻速，安全高效率钻井，降低钻井成本。

10·The weathering crust of Majiagou Formation in Ordovician of Changqing Gasfield in Ordos Basin is the major pay zone with the evaporated marginal sea facies.

鄂尔多斯盆地中部气田奥陶系马家沟组属蒸发边缘海相地层，其风化壳是中部气田的主要产气层段。