Thirdly, the shallow water airgun substack technique in the restricted water area to decrease the deviation of shot point or gunned shot and guarantee uniform folds of seismic data.

 
  • 在受限水域采用淺水氣槍垂直疊加技術(shù),以減少炮點(diǎn)的偏移或空炮,保證地震資料有均勻的覆蓋次數;
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