main producing horizon

As the main force to develope the modern long -range op en e ducation in China,the TV University must try her best to seek the truth and practise in seven points so as to speed up carrying out the modern long -ran ge open education.

做为中国现代远程开放教育的主力军,电大应该在七个方面加强探索与实践,从而加快实施现代远程开放教育。

Microcosmic factor analysis of yielding difference of major pay of gas field in the center of Ordos basin;

鄂尔多斯盆地中部主力气层异常产能贡献微观因素解析

Through detailed observation and test analysis both in field and laboratory,thepetrological characteristics of the major pay penecontemporary dolostones in the Lower Paleozoic of Ordos region are systematically studied.

本文通过野外与室内详细的观察与测试分析，深入系统地研究了鄂尔多斯地区下古生界主力气层准同生白云岩的岩石学特征，并配合阴极发光、微量元素、电子探针、氧碳同位素及扫描电镜等多种测试手段，研究其形成机理，进一步将之划分为云坪型准同生白云岩、膏盐湖型和受改造型准同生白云岩，并分别论述了它们的油气储集性。

By using geologic and seismic techniques association, the authors present a processing system of efficient prediction in development areas of major channal and relative oil enrichment areas, and .

我国大型浅水湖盆中低渗透储层是十分重要的勘探领域之一,该文以松辽盆地扶杨油层为例,系统论述了低渗透储层的特点、成藏条件及勘探难点,提出了利用地质和地震相结合,有效预测主力河道发育区和含油相对富集区的方法体系,形成了一套在低渗透储层中“贫中找富”的勘探思路及技术对策。

Black oil sand presents in the lower section of Es_(2) in the Wennan Oilfield, Dongpu Sag, the black material composite of mainly heavy oil, resin and bitumen, etc, which is a type of interlayer preventing the fluid contained in the leading pay formation from flowing, affecting the effect of exploitation and causing the losing of some high grade reserves.

东濮凹陷文南油田沙二下亚段存在黑色含油砂岩,所含黑色物质主要是重油和胶质、沥青等,成为阻碍主力油层内部流体流动的隔层,影响开发效果,造成优质储量损失。