均质性

To compare with the traditional log data comprehensive explanation and information disposing technique, BP artificial neural network method possesses great ability of adapting itself, learning itself in parameter prediction of reservoirs which have great nonhomogeneity and big progression error of physical parameters.

与传统的测井资料解释和信息处理技术相比较，在对非均质性较强、物性参数级差较大的储集层物性预测中，人工神经网络技术具有极强的自适应和自学习能力，其通过很强的非线性映射，能够精确地建立储集层参数与测井响应之间的非线性模型。

Owing to its more intensive nonhomogeneity, the limitation by recognition and information during the early stage of gas pool development, the west Sichuan dense clastic rock gas pool is hard to be accurately judged and predicted for its beneficial reservoir ing blocks by geological and geophysical exploration.

川西致密碎屑岩气藏由于其较强的非均质性，在气藏勘探开发早期，由于认识和资料的限制，地质、物探对储层有利储集区块难以进行准确的判断和预测。

It put up no immobile shape ,have relative flowability , can intrude into the deep formation,selectively plug big pore pathor and high permeability formation,make the fluid turn to low permeability formation ,improve the low conformance factor caused by the nonhomogeneity ,improve the recovery ratio in big range .

它表现出没有一定形状，具有一定流动性，能进入地层深部，选择性地堵塞大孔道或高渗透层，使液流转向进入较低渗透层，改善因非均质性造成的波及系数低的问题，从而大幅度的提高油藏的采收率。

Oiliness evaluation of reservoir, heterogeneity study on reservoir and classified evaluation are three main contents of the reservoir synthesize evaluation.

储层含油性评价、储层非均质性研究和储层的分类评价是油气储层评价的三个主要内容。

The fracture is the important path of filtration and accumulated space in carbonate formation, however, there are many special characters of carbonate formation, such as aeolotropism and anisotropy, increaseing the difficulties of exploration.

裂缝是碳酸盐岩储集层的重要渗流通道和储集空间。然而，由于碳酸盐岩储集层有许多特有的性质，如非均质性和各向异性，大大的增加了油、气勘探的难度。

This point is important to low permeability reservoir of northern shaanxi province.

分析了剩余油微观的分布和形成，非均质性是导致驱油效率较低的主要原因。

The 4th area Ordovician system reservoir of Tahe oil field is a special type of reservoir,It's of ultra depth,high temperature and high pressure,the reservoir also have a diverse space,a complex distribution of the perquisite and bad oil material.

塔河油田4区奥陶系油藏是一个特殊类型油藏，超深、高温、高压、储集空间多样、油水分布复杂，属于多缝洞单元立体叠合成藏的非均质性极强的缝洞型碳酸盐岩复合油藏[1]。

Beginning with petrology analysis of reservoirs, this paper introduces the causes of 4 kinds of sensitivities of sandstone reservoirs and their functional principles.

从油气储层岩石学分析入手，阐述了砂岩储层4类敏感性发生的原因及作用机理，结合几个实例，论述了油气开发实践中，必须针对砂岩储层的非均质性特点，对症下药，在充分掌握储层伤害机理的基础上，研制保护与改造油气层的措施，才能取得实效。

Crystals are platy in form with the grain size generally measuring 0.1×0.2×0.01mm.

在光片中矿物呈黄白色，双反射弱，Rp≈Rg=12—14％，弱非均质性；Hv(50)=520—580kg/mm~2。

The ideal program for developing penetration technique is approached from the aspects of reservoir heterogeneity, initial proration velocity and optimal perforation plan (the extent of perforation and height of water avoidance ).

运用数值模拟的方法，结合油田的实际资料，建立了数值模拟模型，从油藏非均质性、初配产速度及最佳射孔方案等方面，探讨了水力深穿透射孔技术开发底水油藏的理想方案。

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。