Main contents of Annex B to ICRP 60 recommendations are outlined and risk coefficient,tissue weighting factors and new annual limits for intake of radionuclides are discussed in this paper.

• 本文简要介绍了国际放射防护委员会(ICRP)1990年建议书(ICRP 60号出版物)附件 B 的主要内容,并对危险系数、组织权重因子及新的放射性核素年摄入量限值等有关问题进行了初步讨论。