The mantle xenoliths collected from these three localities have been described in this paner.
中国东部含幔源包体的早第三纪玄武岩已发现的有吉林双辽、河北阳原和山西繁峙。
Gases from mantle xenoliths have been collected by step-heating method and have been analysed by MS.
采用分步加热法收集慢源岩流体包裹体中的气态物质，并用质谱计分析了这些气态物质的组成。
Mantle xenoliths brought up by Cenozoic volcanic rocks onto the earth surface may provide direct information about the upper mantle beneath the volcanic region.
新生代火山岩中的幔源包体可以提供有关上地幔的直接信息。
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