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- CENOZOIC VOLCANIC ACTIVITY AND ITS GEOTECTONIC BACKGROUND IN WEST CHINA--Formative excitation mechanism of volcanic rocks in Qinghai-Xizang and adjacent districts 中国西部新生代火山活动及其大地构造背景--青藏及邻区火山岩的形成机制
- mechanism of volcanic activity 火山活动机制
- The team aims to provide the Montserrat Volcano Observatory with round-the-clock coverage of volcanic activity. 研发团队要提供蒙特塞拉特火山观测站全天候火山活动的所有详细资料.
- The effect of this long period of volcanic activity was to produce the Rehai geothermal field. 云南省腾冲县热海地热田是中国大陆上最大的一个地热田。
- The mixed rock occurring in the first formation of the Langshan Group is probably the result of volcanic activity rather than that of faulting or metamorphism. 狼山群第1岩组混合岩的产生可能是火山活动的结果,而不是断裂活动或区域变质作用的结果。
- An opening in the earth from which carbon dioxide and other gases escape, usually marking the last stage of volcanic activity. 碳酸喷气孔地面上从中冒出二氧化碳和其它气体的孔道，通常标志火山活动末期
- The principal period of volcanic activity produced large volumes of mainly acid and basic volcanic rocks accompanied by volcaniclastic sediments which contain isolated coal seams. 火山活动的主震时期产生了大量的主酸性以及基性火山岩，并伴随着火山碎屑沉积物，且其中包含着分离的煤层。
- The temperature of volcanic gases is very high. 火山气体的温度很高。
- With the increasing deepening of the study on crystallization mechanism of the magmatic system, the magmatic kinetic theory of volcanic and intrusive rocks has entered the stage of establishing a model. 摘要随著岩浆体系结晶机理研究的不断深入，火山岩和侵入岩岩浆动力学理论已经进入到模型建立阶段。
- The distribution of volcanic rocks in Mohe are extensive.There are three periods of volcanic activities in this region. 漠河地区火山岩分布较广泛，共有3期火山活动。
- The phenomena associated with volcanic activity. 火山现象与火山活动有关的现象
- Mesozoic volcanic activities of the Tan Lu fault zone mainly appeared in Early Cretaceous and resulted in a set of volcanic rocks characterized by shoshonite series. 郯庐断裂带中生代火山活动主要发生在早白垩世,形成了一套以橄榄安粗岩系为主的火山岩。
- classification of volcanic activity 活动性分类
- The soldier told us where the firing mechanism of a rifle is. 那个士兵告诉我们哪儿是步枪的击发装置。
- A raising of the land resulting from volcanic activity. 火山活动导致的陆地上升。
- The mechanism of local government is far from perfect. 地方政府的结构还很不完善。
- Collect some picture of volcanic explosion. 收集一些火山爆发的图片。
- This is unlike volcanic activity above the sea. 这同高出洋面的火山活动是不同的。
- A single bell, as in the mechanism of a clock. 钟单只的钟，如时钟的机械装置中报时的钟
- Volcanic activity formed seamount and sea bill. 火山作用形成海山、海丘。
