古煤
- 与 古煤 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Basal synthem is the Taishan mountain group in archaean, is mainly the gneiss; The paleozoic synthem besides the regional lost stratas: Upper Ordovician, Silurian-Devonian and Lower Carboniferous, other stratas have the distribution, divides into Cambro-ordovician and Permo-Carboniferous two structure subgroups. Cambro-ordovician is a set of carbonate construction, Permo-Carboniferous system is a set contains the coal clastic rock deposition; In the mesozoic synthem lost Upper Triassic and Upper Crataceous ,growth Middle-Lower Triassic and Middle-Lower Jurassic and Lower Crataceous three structure subgroups, main growth varicolored land facies clastic rock, discovered rich fossil data such as cryptogam ,Ostracoda and Chareae and so on.
基底构造层指太古界泰山群,主要为片麻岩;古生界构造层除区域性缺失的上奥陶统、志留-泥盆系和下石炭统外,其余地层均有分布,分为冷武-奥陶系和石炭-二叠系两个构造亚层,冷武-奥陶系为一套碳酸盐建造,石炭-二叠系为一套含煤碎屑岩沉积;中生界构造层缺失上三叠统和上白垩统,发育下-中三叠统、下-中侏罗统和上侏罗-下白垩统三个构造亚层,为杂色陆相碎屑岩,发现丰富的孢粉、介形类、轮藻等化石;新生界古近系岩性以砂泥岩互层为主,含薄层油页岩,新近系-第四系为一套河流相沉积。
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According to the space distribution characters of tectonic-sequence-based lithofacies and paleogeography, it is showed that three types of hydrocarbon source-rock including carbonate rock, clay and coal in Permian mainly are developed in transgression and maximal sea flooding of two order sequences, and they deposite respectively on platforms with gentle slope in craton, in rift basins and around old lands.
构造-层序岩相古地理的空间展布特征表明,二级层序的海侵期和最大海泛期是二叠纪烃源岩发育的主要时期,分别在克拉通的缓坡台地上、裂陷槽盆和古陆周缘形成了碳酸盐岩、泥质岩和煤系三类烃源岩。
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If the wood was buried and transformed into coal 250 million years ago and we burn it today, we are utilizing the energy stored by photosynthesis from late Palaeozoic sunlight.
如果树木是在2亿5千万年之前被埋藏然后变成了煤,我们今天烧这煤便是在燃烧由晚古生代阳光的光合作用储存的能量
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Concentrations and distributions of rare earth elements in 226 Paleozoic coal samples from China were analyzed.
对全国晚古生代226个煤样中稀土元素的含量进行了统计,分析了煤中稀土元素的分布特征。
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Texaco coal-water pressurized gasification technology is one of the most advanced coal gasification technologies in the world, and Texaco gasifier is the core equipment of this technology.
德士古水煤浆加压气化技术是当今世界上最先进的煤气化技术之一,德士古气化炉是该技术的核心设备。
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By the research on the high coalrank coalbed methane reservoir of the Qinshui basin including the study of the coalbed thermal evolution level, the temperature and pressure of inclusion in calcite or quartz reef in coalbearing strata, the palaeogeothermal analysis of the fission track of apatite and zircon, the anogenic isotopic age, and the geothermal flux caused by magmatic activity, we have proved the existence of the tectonic thermal event.
通过对沁水盆地高煤阶煤层气藏的实例进行剖析,从煤层的热演化程度,煤系地层的方解石脉、石英脉体中的包裹体温度和压力,磷灰石、锆石的裂变径迹古地温分析,中生代火成岩的同位素年龄,岩浆活动产生的大地热流值方面证明了构造热事件的存在。
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At last, based on the wavelet transform of logging signals, the stratigraphic sequence correlation and analysis of the coalbearing strata of Permo-Carboniferous in Luxi and Jiyang area have been done. The stratigraphic sequence framework of main coal-bearing strata formed in Neopaleozoic in Shandong area is established.
最后在测井信号小波变换的基础上对鲁西和济阳凹陷的含煤地层进行了层序对比和分析,基本建立了山东地区晚古生代主要含煤地层的层序地层格架。
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With respect to the properties of coal pulp in gasified water process by using DESCO technique,some key problems existed in the design of water and coal pulp piping were briefly discussed in this article.
针对德士古气化工艺中水煤浆特性,简要探讨水煤浆管道设计中应考虑的一些主要问题并提出见解。
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The characteristics of Gujiao clean coal are introduced,its caking index is analyzed,coal blending is suggested for power coal.
阐述古交矿区精煤的煤质特征,分析其粘结指数的规律,并提出了动力煤配煤的方向。
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Coal accumulation occurs mainly in peat paleo-bog and is also a key link during the sedimentation of coal-bearing strata.
古泥炭沼泽是煤聚集的主要场所,也是含煤地层沉积过程的重要环节。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。