Natural gamma logging is a kind of most basic methods of well logging in cased Wells which measure with gamma ray detector along well during logging.
自然伽马测井是套管井测井中一种最基本的方法。它以地层自然放射性为基础，测井时用伽马射线探测器沿井眼进行测量。地层中的自然伽马放射性不是一成不变的。
Natural gamma ray spectral log is a new type of well logging method.
自然伽马能谱测井是一种新的测井方法。
A high performance natural gamma-ray spectrometry logging tool is developed, and it is designed for the high-speed telemetry system of image logging unit.
研制了一种与成像测井高速遥传系统配接的高性能自然伽马能谱测井仪。
A high performance natural gamma-ray spectrometry logging tool is developed, and it is designed for the high-speed telemetry system of image logging unit.
研制了一种与成像测井高速遥传系统配接的高性能自然伽马能谱测井仪。
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