unconformities造句

• unconformities are surfaces of erosion or non-deposition .
  不整合面是侵蚀面或无沉积面。
• 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。
• 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。
• 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。
• 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。
• Erosion restoration of t5 and t4 unconformities in binbei area of songliao basin
  4不整合面剥蚀量恢复
• There existed multiple unconformities owing to multistage structural activities
  由于多期的构造活动，该区形成了多期的不整合。
• The development and distribution of different order tectonic unconformities and sequences determined the basic characteristics of the chronstratigraphic framework
  各级构造不整合面的发育分布决定着盆地规模等时地层格架的基本样式。
• Three angular unconformities found in the field work in the previous baishan formation of the carboniferous in poziquan area help to subdivide baishan formation into four formations
  摘要通过野外工作，在前人所划的坡子泉地区石炭系白山组内新发现三个角度不整合，而将白山组解体成四个组。
• Compared to poststack time migration, prestack time migration results in clear images of fractures and cavities in the ordovician carbonate rocks, and definite unconformities at top of the ordovician
  叠前时间偏移与叠后时间偏移结果相比，具有丰富的奥陶系碳酸盐岩裂缝溶孔内幕，清晰的奥陶系顶不整合面。
• The main conclusions are as follows; firstly, under the influence of three phases of episodic activities, three two-order sequences is composed of three depositional cycles and three regional unconformities; secondly, under the control of structure activities such as fault-block activities and the influence of three-order climate cycles and source recharge, lower cretaceous can be divided into six three-order sequence; thirdly, because fault activities is weak and fault slope is gently, fan deltas exist in steep slopes in early and later stages and subaqueous fans exist and turbidite fans exist in troughs in middle stage
  主要的结论为：其一，受三期幕式活动影响，断陷形成了3个大的沉积旋回和3个区域不整合面，构成了下白垩统3个二级层序；其二，受断陷内翘倾和块断等构造活动的控制，以及三级气候旋回和物源供给因素的影响，下白垩统划分出6个三级层序；其三，在单断断陷湖盆中，湖泊阶段的早、晚期由于凹陷边界断层活动较弱，断面较缓，陡坡可以发育扇三角洲，在湖泊阶段的中期主要为水下扇砂砾岩体，并在洼槽区发育浊积扇。