shallow seismic survey

• 浅层地震勘探

shallow seismic survey的用法和样例：

例句

1. The characteristics and law of air-raid shelters expressed in ultra-shallow seismic exploration are analyzed herein through practical works.
   本文通过勘查实例，分析研究了防空洞在超浅层地震勘探中表现的特征和规律。