查询词典 fan-shaped

It is proved that fan delta deposits in Sha-3 and Sha-4 members have good potentials for oil and gas exploration.

本区生、储、盖发育齐全，有着良好的勘探开发前景。

The sandstones of fan delta facies deposited in the north of the basin are available reservoirs.

盆地北部层序Ⅱ，Ⅲ发育的扇三角洲是盆地有利储集岩。

Fan delta sediment is an important class of reservoir sand and has been a hot topic for reservoir research by scholars recently, this is simply because abundant oil and gas resources were discovered in it.

扇三角洲沉积是一类重要的储层砂体，在其中发现了丰富的油气资源，近年来成为储层研究的热点。

The research approach advanced in this dissertation has been verified by practical data of Shuanghe Oilfield, and the results can describe the characteristic of fan delta front reservoir spatial distribution accurately. Therefore, the results of this paper not only have great theoretical significance, but also have important role for practical application in Shuanghe Oilfield.

经油田的实际数据验证表明，本文的研究方法能较准确地刻划扇三角洲前缘储层的空间分布特点，研究成果不仅具有较强的理论意义，而且具有重要的实用价值

It is found that the plain, the front slope and the prodelta of the fan delta have different sedimentary mechanisms, leading to different surface gradients and grain size distributions.

结果表明，扇三角洲平原、前缘斜坡和前扇三角洲3个亚相沉积动力机制不同，导致各相带的扇面坡度和粒度分布特徵明显不同。

The formation and characteristics of a fan delta in the steep slope of a fault basin are simulated through flume experiments.

通过水槽实验模拟断陷盆地陡坡带扇三角洲的形成过程及其发育，剖析其沉积动力机制和内部结构特徵。

From the main body of the fan delta front to its distal end, permeability becomes worse with increase of shale content.

从扇三角洲前缘主体到远端，随着泥质含量增加，渗透性变得更差。

In course of continuing of sedimentary,formed of fan delta is increaseing out of sync in plane and rate of stretch is larger than rate of elongation in the course of declining of dat...

辫状河道的迁移摆动是导致扇三角洲演化的根本内在原因，而构造运动的强度与辫状河道的迁移摆动速率呈近似正相关关系。

The main reservoirs of the three formations of the Middle Jurassic are sand bodies of braided river delta and fan delta.

中侏罗统3个组以辫状河三角洲和扇三角洲砂体为主要储集层。

The microfacies and their distributions of fan delta front in Shuanghe oil field are analyzed in detail by using sealed coring data, highly dense well patterns and so on.

储层的微相砂体类型、几何规模特征及分布规律是分析地下油水运动规律和调整注采井网的基础。

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。