In northern Songliao basin there exist biogas, oil type gas, coal type gas and organic deep source gas.
松辽盆地北部天然气类型包括生物气、油型气、煤型气和有机深源气。
According to the studies at home and abroad, the reserve of deep source gas is very large in the world and the deep gas potential in China is large, too.
据国内外研究，世界上深源气资源量很大，我国深源气的潜力也很大。
Deep source gas refers to inorganic genetic gas or abiogenic gas which comes from deep crust or upper mantle, and has apparent geology and geochemistry characteristics.
深源气是指来自地壳深部或上地幔的无机成因天然气或称非生物成因天然气，它具有明显的地质地球化学特征。
The effective reservoir of deep basin gas must have densified before the mass generation and expulsion of hydrocarbons from source rock, so do the "sweet points".
深盆气的有效储集层必须在烃源岩大量生、排烃之前就致密化，“甜点”也应在烃源岩大量生、排烃之前形成。
Gas source correlation in north part of Songliao basin is very difficult because most deep natural gas is dry.
松辽盆地北部深层天然气绝大部分为干气，气源对比很困难。
By using oil and gas generation theory, the abnormal phenomena during thermal evolution of hydrocarbon source rock in the deep formation of Dongpu Depression were discussed.
运用石油与天然气生成理论，讨论了东濮凹陷深层异常温压条件下烃源岩热演化的异常现象。
Distribution of favorable source rocks controls the planar distribution of gas reservoirs, and "effective reservoirs" in deep tight sands are the key to gas accumulation and production.
有利烃源岩发育区控制天然气的平面分布，深层致密砂岩储层中发育的“有效储渗体”是天然气富集、高产的关键。
High content clay mineral shale, oil shale and marlite are the main source rocks for large oil or gas fields in the world, which formed in deep water slopes between platform and open sea.
国内外海相大油气田的烃源岩均为粘土矿物含量较高的笔石页岩、油页岩和泥灰岩，形成于由台地向海槽过渡的深水斜坡环境。
Based on the characteristics of discovered oil and gas distribution, those sags are controlled by such factors as hydrocarbon source center, deep and large faults and structural belts.
从已发现油气分布特点看，主要受生烃中心、深大断裂以及构造带等因素控制。
The near-source slop area of deep and semi-deep lake facies is the most favorable accumulation area of abnormally high pressure oil-gas pools.
深—半深湖相的近物源斜坡区为最有利的高压油气藏富集区。
In actual exploration, only source-contacting gas(deep basin gas) and conventional gas reservoirs have commercial value.
从实际勘探角度而言，仅根缘气藏（深盆气藏）和常规气藏具有工业勘探价值。
In actual exploration, only source-contacting gas(deep basin gas) and conventional gas reservoirs have commercial value.
从实际勘探角度而言，仅根缘气藏（深盆气藏）和常规气藏具有工业勘探价值。
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