伽玛能谱仪在校准检定过程中，仪器本底对检定结果有着重要的影响。
In the process of the calibration and verification of gamma-ray spectrometer. the background of the instrument is of important effect on the verification results.
本装置除提供自然伽玛能谱测井仪刻度外，还可用于现场刻度器的检测、环境校正试验及解谱方法试验。
Besides calibration of the tool, the pits can also be used for testing of field calibrator and environment correction.
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