摘要
对辽宁省 7个市区的办公室和居室内空气氡浓度水平进行了调查研究 ,结果表明 ,办公室室内空气中氡的平衡当量浓度为 3 9.3 / Bq· m- 3。居室空气中氡的平衡当量浓度为 43 .2 / Bq·m- 3,居民由室内氡及其子体所致年有效剂量为2 .6m
Radon density indoor is investigated in 7 urban district of Liaoning.The result indicates:Radon balanced equivalent density in office is 39.9/Bq.m -3 ,and the Radon balancing equivalent density is 43.2/Bq.m -3 .The effective dosage annually is 2.6mSv indoor come from radon and it' filial generation.
出处
《环境保护科学》
CAS
2000年第3期39-40,共2页
Environmental Protection Science
