• A radioactive source is used to bombard the rocks surrounding the wellbore with gamma rays. By counting the backscattered gamma rays, the density of the subsurface rock can be computed.

    利用放射性源的伽马射线轰击井眼周围的岩石,通过对反散射伽马射线计数,可以计算出地下岩石的密度。

    youdao

  • A radioactive source is used to bombard the rocks surrounding the wellbore with gamma rays. By counting the backscattered gamma rays, the density of the subsurface rock can be computed.

    利用放射性源的伽马射线轰击井眼周围的岩石,通过对反散射伽马射线计数,可以计算出地下岩石的密度。

    youdao

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