Workplace y dose rate monitoring is an important part of radiation level monitoring task in nuclear power plant. The accuracy and effectiveness of y-dose rate monitoring data are ensured by taking the whole process quality control measures. Based on the practical experience of operating nuclear power plant, this paper introduces the quality control method of y-dose rate monitoring in workplace, discusses the inherent metering characteristic parameters of instruments that affect the monitoring quality, and puts forward corresponding treatment suggestions. It can provide reference for the quality control of y-dose rate monitoring in the workplace of nuclear power industry and radiation related units.<br>
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