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

    基础上,研制垂直延迟叠加震源、聚震源爆炸地震震源。

    youdao

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

    基础上,研制垂直延迟叠加震源、聚震源爆炸地震震源。

    youdao

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