【摘要】 国家海洋局第二海洋研究所新引进15台SEDIS Ⅳ型短周期自浮式海底地震仪,并成功用于2006年南海中北部海底深部结构调查。详细描述了SEDIS Ⅳ型短周期自浮式海底地震仪的各项指标、主要仪器性能,以2006年南海中北部海底深部结构调查为基础,简要介绍了该型号地震仪的设置、投放、回收方法及数据处理技术,并总结了海上作业及数据处理中获得的一些经验体会。更多还原

【Abstract】 The Second Institute of Oceanography,SOA,has just successfully carried out a marine seismic survey successfully for prospecting deep crustal structure in the middle-north of the South China Sea(SCS) using 15 sets of ocean bottom seismometers(OBS) of short-period auto-floating type imported from GeoPro GmbH,Germany.Main technique parameters and functions of this type of OBS(SEDIS Ⅳ) are described in details in this paper,and moreover,the practical operating procedure,recovering method and data processing are briefly discussed and the authors’ experiences about marine operation and data processing are summarized.更多还原