• On that basis, the vertical lapse stack source, energy concentrated bullet and explosive seismic hammer source have been developed.

    在此基础上,研制了垂直延迟叠加震源、聚能弹震源和爆炸地震锤震源。

    youdao

  • On that basis, the vertical lapse stack source, energy concentrated bullet and explosive seismic hammer source have been developed.

    在此基础上,研制了垂直延迟叠加震源、聚能弹震源和爆炸地震锤震源。

    youdao

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