Generation of uranium was closely related to migration and escaping of natural gas and may be also relevant to hydrothermal solution activities during epigenesis period.
铀的形成主要与天然气的运移和逸散有关,也可能与后生阶段的热液活动有关。
英语例句辞典收录519880条英汉例句词条,基本涵盖了全部常用单词的造句方法及例句,是英语学习的有利工具。