古地温场是决定砂岩成岩作用的关键因素。
Paleogeotherm field is the key factor for sandstone diagenesis.
这样高的古地温梯度肯定与构造热事件有关。
应用镜质体反射率法恢复了古地温及古地温梯度。
This paper restores the palaeogeotherm and palaeogeothermal gradient in Songliao Basin using several methods.
古地温曲线是岩石圈在特定地质时期热结构的集中体现。
Paleogeotherm is important for understanding the thermal structure of lithosphere at a specific geological time.
盆地中部及东部主要受最高古地温或最大古埋藏深度的影响；
In the center and the east of the basin, the main influential factor of organic matter's maturation is the maximum palaeo-geotemperture or palaeoburial depth.
古地温线特征表明，断裂带之下的上地幔具有高的大地热流值。
Paleogeotherm indicates high thermal flow of the upper mantle below the Tan Lu fault zone.
自古生代以来，华北地区古地温场经历了由低变高再降低的演化过程。
The palaeogeothermal field in North China went through a evolutionary process from low to high and then to low again.
除径迹密度(表观年龄)外，径迹长度及其分布的变化也与古地温有关。
In addition to the density of fission tracks (apparent age), the change of their length and distribution can provide the information of paleotemperature.
实验结果表明，测量古径迹投影长度是揭示古地温状况的一种有效而简单的方法。
The experimental results show that measuring fossil track projected lengths is more powerful to reveal palaeotemperature and is very simple.
在缺乏镜质体的海相地层和前泥盆纪地层中，应用该方法分析古地温更具有实际意义。
This method has a practical significance if it is used to determine palaeogeotherm in the marine and pre-Devonian strata which are lacking in vitrinite.
结果表明：滨北地区白垩纪古地温梯度高于现今地温梯度，古地温梯度在晚白垩世为4。
The simulated results are as follows: the paleo-geothermal gradient was higher than the current, it was about 4.
干酪根自由基浓度是研究有机质热演化的有效指标之一。也是研究沉积盆地古地温的热参数之一。
The free radical concentration (Ng) of kerogen is a valid index to study thermal maturation of organic matter and paleotemperature of sedimentary basin.
以酒西盆地窿3井泥岩及泥灰岩中的黄铁矿为测试对象，探讨了利用矿物热电性恢复盆地古地温的可能性。
Based on pyrite in mudstone of well Long 3 in the Jiuxi basin, the authors discuss the possibility of determining basin paleotemperature by using mineral thermoelectricity.
本文主要概述沉积有机质中自由基形成与演化机理及电子顺磁共振在研究有机质成熟度、 油气源岩评价和古地温方面的研究现状和主要进展。
This paper mainly describes the mechanism of formation and evolution of free radicals in sedimentary organic matters, and the present situation and progress of ESR in application to…
利用古地温研究方法，对不同构造单元代表井热演化史进行了分析，结果表明松辽盆地石炭-二叠系烃源岩根据镜质体反射率-深度关系可以分为两段型和似线型两种。
The results showed that the relationship of vitrinite reflectance and depth of source rock of Carboniferous-Permian in Songliao Bain can be divided into two kinds:two stage and like line.
中生代晚期地温梯度高，是古生界碳酸盐岩及煤系地层的主要生气期和运移期。
The Late Mesozoic characterized by higher temperature gradient is main period of gas generation and migration of Paleozoic coal series and carbonates.
中生代晚期地温梯度高，是古生界碳酸盐岩及煤系地层的主要生气期和运移期。
The Late Mesozoic characterized by higher temperature gradient is main period of gas generation and migration of Paleozoic coal series and carbonates.
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