| 1. | Unconformities are surfaces of erosion or non-deposition .
不整合面是侵蚀面或无沉积面。 |
| 2. | There is sufficient sand available to blanket the unconformity .
这里有充足的砂质物铺盖不整合面。 |
| 3. | The unconformity marks the change from fluvial to marginal marine deposition .
不整合面标志着河相至边缘海相沉积的相变。 |
| 4. | Consequently angularities are apt to occur both below and above unconformities .
因此，交角往往出现在不整合面的上部或下部。 |
| 5. | Such unconformities have considerably practical significance in oil exploration .
这种不整合面在石油勘探中具有很大实际意义。 |
| 6. | At scinto 6 uranium occurs in much altered dolerite below the unconformity .
“辛托6”的铀矿体产于不整合面之下变质甚深的粒玄岩中。 |
| 7. | The fact that unconformities are usually the strongest reflections often makes this task easier .
不整合面一般为最强反射这一事实常使该项工作较易进行。 |
| 8. | In fact, the available sand is insufficient to form a continuous blanket overlying the unconformity .
事实上，所补入的砂质物不足以在不整合面上形成连续的盖层。 |
| 9. | The erosional surface dissected by such valleys may subsequently become an unconformity in the stratigraphic sequence .
被这种河谷切割的侵蚀面后来可能成为地层层序中的不整合性。 |
| 10. | Formation boundaries and unconformities can also be good production zones for natural steam, provided they have high permeabilities and are filled with water .
建造的边界和不整合处如果具有较高的透水性且充有水，也可能构成天然蒸气的良好生产区。 |
