【摘要】 目的了解唐山市售陶瓷地砖γ射线水平。方法采集唐山市售的产自A、B、C3省的普通陶瓷地砖、抛光型地砖、颗粒型地砖测定γ射线水平。结果产自A、B、C3省的陶瓷地砖的γ射线水平分别为91.1、76.8、75.1nGy/h,颗粒型、抛光型、普通陶瓷地砖γ射线水平分别为92.7、88.9、78.0nGy/h。结论消费者应尽量选购普通型陶瓷地砖。更多还原

【Abstract】 Objective To explore the levels ofγ-radiation emitted from ceramic floor boards saled in Tangshan.Methods The levels ofγ-radiation emitted from common ceramic floor boards,polished surface-ceramic floor board s and granular surfac-ceramic floor boards manufactured in A,B and C different provinces were determined.All sam ple s were collected from the build ing ma te rial markets in Tangshan.Results The levels ofγ-radiation emitted from ceram-ic floor boards were91.1,76.8,75.1nGy /h for those manufactured in A,B and C province respectively,and92.7,88.9,78.0nGy /h for granular sur face-ceramic floor boards,polished surface-ceramic floor boards and com mon ceramic floor boards respec tively.Con clu sion For the consumers,the first selection of the common ceramic floor boards to dec-orate the floor was recommended.更多还原