Fault quaternary activity 断裂第四纪活动性
late quaternary activity 晚第四纪活动
quaternary activity character 第四纪活动特征
quaternary activity characteristics 第四纪活动特征
quaternary tectonic activity 第四纪构造活动
quaternary volcanic activity 第四纪火山活动
Quaternary earthquake activity 第四纪活动性
activity in later quaternary 晚第四纪活动性
The orebody occurred below Quaternary, mineralization is closely related to tectonic activity and alteration.
矿体赋存于第四系之下，矿化与构造活动及蚀变密切相关。
The activity of igneous rocks mainly concentrates in Neogene and Quaternary.
火成岩活动主要集中在晚第三纪和第四纪。
The west branch fault has been of strongly active since the Quaternary period and its activity is of difference at different segements.
西支断裂第四纪以来活动强烈且具明显的差异性，东支断裂从晚第三纪末起已停止活动。
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