Contrasting core ground gamma curve with logginggamma curve locate the core, and then emend the depth of the core sample, which improve veracity of the core data.
What natural gamma well logging measured is total natural gamma radioactivity in layer, and it is a kind of most basic method in casing pipe well logging.
自然伽马测井测量的是地层总的自然伽马放射性,是套管井测井的一种最基本的方法。
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Natural gammalogging is a kind of most basic methods of well logging in cased Wells which measure with gamma ray detector along well during logging.