shallow reflection seismic method 浅层地震反射法
shallow seismic reflection 浅层地震反射波法
shallow seismic reflection method 浅层地震反射法
shallow seismic reflection profile 浅层地震反射剖面
shallow seismic reflection sounding 浅层地震反射
shallow seismic reflection wave method 浅层地震反射波法
ultra-shallow seismic reflection method 超浅层地震反射方法
The paper studied the issue of low frequency in shallow parts of cross-hole seismic reflection sections using imaging principle and deduced frequency variation factor.
本文利用成像原理对井间地震反射剖面的浅部频率变低问题进行了研究，导出了频率变化因子。
Field experimental seismic sounding permitted us to obtain optimal shallow seismic reflection sounding parameters.
在现场实验探测的基础上，获得了最佳浅层地震反射探测参数。
The shallow seismic reflection prospecting have much advantages, therefore it has the wide applicating ranges in the shallow engineering geophysical prospecting.
浅层工程物探中，地震浅反勘探因其优点颇多而具广阔的应用范围。
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