The study on the southeast uplift Dehui Depression oil and gas sources, source rock quality and hydrocarbon supplying ability of source rocks etc. hydrocarbon source detailed analysis and research.
此次研究对东南隆起区德惠凹陷的油气来源、源岩质量和烃源岩的供烃能力等烃源条件进行了详细的分析研究。
The sedimentary rocks are graywacke, siltstone, tuff andpellitie, etc.
沉积岩有杂砂岩、粉砂岩、凝灰岩、泥质岩等。
Lots of natural factors change the face &structure of the earth like earthquakes, volcanoes, hurricans, rain etc. Such changes give birth to new lands, rivers mountains , rocks &stones.
很多自然因素改变着地球的地表形态和地质构造，如地震、火山、飓风、雨水等。
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