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用152Eu点状γ标准源校准锗γ谱仪检定规程

Calibration for Ge -γ-Ray Spectrometer by 152 Eu Point γ-Ray Standard Source
标准号:JJG 417-1986
Calibration for Ge -γ-Ray Spectrometer by 152 Eu Point γ-Ray Standard Source
标准号:JJG 417-1986