GSSA Coompana Doserate Grid Geodetic
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The radiometric, or gamma-ray spectrometric method, measures the natural variations in the gamma-rays detected near the Earth's surface as the result of the natural radioactive...
放射性测量法(radiometric method),或称伽马能谱法(gamma-ray spectrometric method),可测定地球表面附近探测到的伽马射线的自然变化,此类变化源于天然放射性……



