Water isotope technique is an important method in the field of groundwater studies, which can help to explain groundwater activity mechanism from macroscopy and microscopy.
水同位素技术已成为研究地下水的重要手段，有助于从宏观和微观上阐明地下水活动机理。
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This paper presents a determination method of specific activity for uranium isotope in rocks, soil, water and thorium isotope in rocks using 232u as a tracer isotope.
本文介绍了用(232u)作示踪同位素，测定岩石、土壤、水体中铀同位素及岩石中钍同位素比活度的方法。
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A radioactive isotope of cobalt with mass number '0 and exceptionally intense gamma-ray activity, used in radiotherapy, metallurgy, and materials testing.