Measurement Of Activity Of Radioactive Gas (In Chinese)

A set of standard instrument system with their accessories for the measurement of activity of radioactive gas have been developed.The specifications and performances of the system have been tested and examined.The conventional true values of activity of radioactive gas have been measured and its uncertainty has been assessed.The technique of the dissemination of the measurement of activity of radioactive gas has been researched.The specification and performance of the whole set of apparatus meet the requirements of the relational standard,critra,regulation,it can be regard as a work standard for the measurement of activity of radioactive gas in CAEP.

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