xenoliths造句
例句与造句
- xenoliths are found at numerous horizons, and locally there is evidence of scour and other erosional features .
捕虏体可见于许多层位，并局部可见到冲刷和其他侵蚀特征。 - significances of deep-seated xenolith in cretaceous basalt of inner mongolia
内蒙古四子王旗早白垩世深源捕虏体的发现及意义 - lattice preffered orientation and seismic anisotropy of ultramafic xenoliths in damaping, hebei province
河北大麻坪超基性岩包体的岩石组构和地震波速各向异性 - a suit of highly potassic basalt bearing deep-source xenoliths has been discovered recently in the siziwangqi area, inner mongolia
内蒙古四子王旗地区发现含有深源捕虏体的富钾玄武岩。 - significances of deep-seated xenolith in cretaceous basalt of inner mongolia significances of deep-seated xenolith in cretaceous basalt of inner mongolia
内蒙古四子王旗早白垩世深源捕虏体的发现及意义 - It's difficult to find xenoliths in a sentence. 用xenoliths造句挺难的
- significances of deep-seated xenolith in cretaceous basalt of inner mongolia significances of deep-seated xenolith in cretaceous basalt of inner mongolia
内蒙古四子王旗早白垩世深源捕虏体的发现及意义 - the xenoliths in the yangyuan, including iherzolite and harzburgite, represent the direct samples from the upper mantle beneath western north china craton
阳原幔源包体包括二辉橄榄岩和方辉橄榄岩，是华北西部上地幔的直接样品。 - the lpo of main minerals of ultramafic xenoliths including spinel lherzolite, spinel harzburgite and plagioclasebearing websterite which collected from damaping, hebei province is analyzed and the seismic velocities of the rocks in
结果表明：1大麻坪包体中橄榄石与斜方辉石的lpo方位关系与通常所见的100 - a great number of lherzolite xenoliths occurs within the volcanic clastics characterized by terrigenous central type eruption at tianyang, jiudouyang and yingfenglin of qingtongyang, of southern leizhou peninsula
摘要雷州半岛南部田洋、九斗洋及青桐洋的英峰岭等陆相中心式喷发的火山碎屑岩中，分布有大量的二辉橄榄岩包体。 - siziwangqi of inner mongolia is located on the north margin of north china craton, the junction of north china craton and siberia . granulite xenoliths are found there in cretaceous basalt . these xenoliths are mainly plagioclase-pyroxenite
内蒙古四子王旗地区地处华北板块北缘，与西伯利亚板块的接合部，其早白垩世橄榄玄武岩中发现大量下地壳麻粒岩捕虏体，并可见辉石长石捕虏晶。 - siziwangqi of inner mongolia is located on the north margin of north china craton, the junction of north china craton and siberia . granulite xenoliths are found there in cretaceous basalt . these xenoliths are mainly plagioclase-pyroxenite
内蒙古四子王旗地区地处华北板块北缘，与西伯利亚板块的接合部，其早白垩世橄榄玄武岩中发现大量下地壳麻粒岩捕虏体，并可见辉石长石捕虏晶。 - the early tertiary alkali basalts from yangyuan which contain abundant mantle xenoliths exhibit very homogeneous sr-nd isotopes with snd = 5.5 . their pb isotopes are similar to those of the depleted mantle ( dm ) and their trace element characteristics resemble those of oceanic island basalts ( oib )
含幔源包体的阳原早第三纪碱性玄武岩具有均一的sr-nd同位素组成(nd5.5)，其pb同位素组成与亏损地幔(dm)相似。 - through the ree charactheristics being studied, it suggests that the xenoliths from hannuoba, ximeng, and puning area have no the trend of lree enrichment, which ratios of lree / hree approximate 1 . therefore,, it is not different from archean lithospheric mantle
稀土元素地球化学研究表明，汉诺坝、锡盟、普宁等地区包体则无lree富集的趋势，lreehree接近于1，因此它们与太古代岩石圈地幔不同，稀土元素特征表明它们遭受了强烈亏损。 - based on the petrological, petrochemical and geochemical analyses about these rocks, it is concluded in this paper that the xenoliths were originated from the upper mantle, and comprised of both primitive pyrolite and the infusible solid residual of the upper pyrolite while the basaltic magma was melted out of it, which were brought up to the earth's surface via o1carnc eruption
根据其岩石学、岩石化学及地球化学特征分析，包体来源于上地幔，其成因既有原始地幔岩，亦有上地幔岩经部分熔融出玄武岩浆后的难熔固相残留物，被火山喷发携带至地表。 - 4 . three type of basalt is recognized in changle region : a, sapphire-embodied alkli-olivine-basalt of niushan group ( most distributed in fangshan ), enriched with a large number of mantle-orignated xenoliths with different extent of weathering; b, alkli-olivine-basalt of niushan group with little sapphire embodied, but contan a few mantle-orignated xenoliths usually samller than that of fangshan, most of the mantle-orignated xenoliths weathered seriously only lefting with some vacant caves, this kind of rock mostly lies in cangshan, taohuashan . and qiaoguan volcanic vent, contain amount of ilmenite; c, olivine-basalt of yaoshan group, contain neither xenoliths nor sapphire
4、在昌乐地区区分出三类主要的玄武岩：a，牛山组含矿的碱性橄榄玄武岩，位于方山，含大量的大小不一的风化蚀变程度不同的地幔岩包体；b，牛山组几乎不含矿的碱性橄榄玄武岩，含少量地幔岩包体，且包体一般比方山小，多数已经遭严重风化而只留下空洞，含有相当数量的钛铁矿，主要位于北岩南部的苍山，桃花山及乔官火山口。
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