查询词典 fan-shaped

Sedimentation simulation can be divided into physical simulation and numerical simulation based on the methods of study utilized. Chapter 4 of this dissertation has carried out a physical simulation study about the processes of formation and laws of evolution of the fan delta in Baimiao gas field.

沉积模拟研究按其研究方法不同，可以分为物理模拟和数值模拟，本论文第四章系统开展了白庙气田扇三角洲形成过程及演化规律的物理模拟研究。

Western uplifting provides clastic matters for west slope belt which mainly develops braided delta and sublacustrine fan.

其中，西部凸起为西部斜坡带提供物源，主要发育辫状河三角洲和湖底扇沉积。

This study identifies multiple sedimentary facies types in this area through core description and analysis,integrated with the log information and seismic data,including alluvial fan,braided river,delta,lake,etc.

沉积相的研究是有利区带评价的基础，通过岩心描述和分析，并结合测井、地震等资料，在红车地区识别出多种沉积相类型，主要包括冲积扇、辫状河、三角洲、湖泊等。

Near-source fan delta is developed in this area, and its sandstone is litharenite. There is some porosity in litharenite while permeability is comparatively bad.

该区局部发育近源堆积的扇三角洲相沉积，其储层砂岩类型主要为岩屑砂岩，自身具有一定的孔隙，但渗透性相对较差。

In recent years,the subtle oil and gas reservoirs in Heidimiao Formation of Daqing have been studied,and great breakthrough has been obtained theoretically.But there are still some difficulties in identifying clearly the river channel sand-body,fan delta,sheet sand and so on at various depths.

摘要几年来，大庆地区黑帝庙油层隐蔽油气藏的研究在理论上取得了重要突破，但在地震上如何清晰识别不同埋深的河道砂体、扇三角洲、席状砂等特殊异常体还存在一定困难。

Fan delta and braided delta sand of Shahezi Formation is constituted reservior rock of the system, and source rock is the same formation.

该系统最主要的特点是气层均具有低压异常，而上部层位水层具有正常地层压力，具有气在下水在上、气水倒置的典型深盆气藏特点。

But there are still some difficulties in identifying clearly the river channel sand-body,fan delta,sheet sand and so on at various depths.

几年来，大庆地区黑帝庙油层隐蔽油气藏的研究在理论上取得了重要突破，但在地震上如何清晰识别不同埋深的河道砂体、扇三角洲、席状砂等特殊异常体还存在一定困难。

Dongying depression is one of the most prolific hydrocarbon areas in China. The Paleogene stratum consists of underwater fan, littoral-shallow lacustrine and delta facies sandstones.

东营凹陷是重要的油气富集区，在古近系地层发育湖相水下扇沉积、滨浅湖沉积和三角洲沉积等砂岩。

Huludao uplifting provides clastic matter for its periphery area which mainly develops fan delta.

葫芦岛凸起为其周缘提供物源，发育扇三角洲沉积。

I wrote Fan a letter to tell her that she was my good friend forever.

给凡写了一封长信，告诉她，她是我的好朋友，永远都是。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。