RELATIONSHIP BETWEEN RADIOACTIVITY OF NATURAL GAMMA RAY FROM ROCKS AND LITHOLOGY IN DAQING OIL FIELD
大庆油田岩石自然伽马放射性与岩性的关系
gamma ray correction
自然伽马测井曲线校正
scintillation gamma ray tool
闪烁自然伽马测井仪
gamma ray neutron tool
自然伽马-中子测井仪
Like Galileo, Cassini is powered by the natural decay of the radioactive element plutonium, which generates heat that is then converted to electricity.
如同伽利略号，卡西尼号的能源来自放射性元素钸的自然衰变，产生热后再转换成电。
determination of the activity concentration of radionuclides by high resolution gamma-ray spectrometry
用高分辨率伽马射线光谱测定法测定放射性核素活性浓度
a radioactive isotope of cobalt with mass number 60; a source of exceptionally intense gamma rays; used in radiation therapy.
具有放射性的钴的同位素，原子质量数为，一种能量极高的伽马放射源，用于放射疗法。
Study of gamma spectrometry and radioactive prospecting--taking example for Maoming oil shale mine in Guangdong
广东茂名油页岩矿区地面伽马能谱测量成果与放射性勘探研究
combination gamma ray-neutron-laterolog
自然伽马-中子-侧向组合测井
compensated spectral natural gamma too
补偿自然伽马能谱测井仪
Research on MWD Gamma-ray Tool & the Calibration Method for It;
随钻自然伽马测量仪及其刻度的研究
Application of Natural Gamma Ray Spectrometry Logs in Reservoir Evaluation
自然伽马能谱井在储层评价中的应用
This gamma radiation is absorbed by atoms inside the Sun to be reemitted at slightly longer wavelengths.
这种伽马射线被太阳内的原子所吸收，然后重新释放为波长稍长一些的光波。
A naturally occurring or artificially produced radioactive element.
放射性元素自然产生或人为制造的放射性元素
Compton scattered gamma ray
康普顿散射伽马射线
gamma-ray-emitting tracer
发射伽马射线的示踪剂
Auto-correction Method Of Environmental Effect On Gamma Logging Data of Logging While Drilling
随钻自然伽马测井资料环境影响自动校正
Study on the calibration device for MWD gamma ray tool
随钻自然伽马刻度装置及量值传递研究