站位 | Cs-137实验室分析 | Cs-137现场分析 | 方法比较 | ||||||
采样体积(L) | ALab (Bq/m3) | 采样体积(L) | Ain situ (Bq/m3) | *方法探测限LDD (Bq/m3) | δA/ALab | **判断标准-20% | |||
活度浓度 | 误差 | 活度浓度 | 误差 | ||||||
XY01 | 60 | 1.02 | 0.15 | 1.140 | 0.7 | 0.19 | 0.36 | 31.4% | 0 |
XY02 | 60 | 0.83 | 0.14 | 2.912 | 0.68 | 0.07 | 0.12 | 18.1% | 1 |
XY03 | 60 | 0.73 | 0.09 | 2.097 | 0.82 | 0.09 | 0.16 | −12.3% | 1 |
XY04 | 60 | 0.61 | 0.11 | 1.851 | 1.32 | 0.12 | 0.2 | −116.4% | 0 |
XY05 | 60 | 1.02 | 0.1 | 1.750 | 0.88 | 0.11 | 0.17 | 13.7% | 1 |
XY06 | 60 | 0.59 | 0.11 | 1.182 | 0.74 | 0.18 | 0.34 | −25.4% | 0 |
XY07 | 60 | 0.92 | 0.16 | 1.266 | 0.83 | 0.17 | 0.3 | 9.8% | 1 |
XY08 | 60 | 0.93 | 0.14 | 1.736 | 0.89 | 0.11 | 0.19 | 4.3% | 1 |
XY09 | 60 | 1.07 | 0.15 | 1.232 | 1.07 | 0.16 | 0.28 | 0.0% | 1 |
XY10 | 60 | 0.72 | 0.12 | 1.188 | 0.76 | 0.17 | 0.31 | −5.6% | 1 |
XY11 | 60 | 0.96 | 0.13 | 1.207 | 0.91 | 0.18 | 0.33 | 5.2% | 1 |
XY12 | 60 | 1.21 | 0.14 | 1.936 | 0.74 | 0.11 | 0.19 | 38.8% | 0 |
XY13 | 60 | 0.91 | 0.1 | 1.170 | 0.95 | 0.15 | 0.26 | −4.4% | 1 |
XY14 | 60 | 0.74 | 0.13 | 1.750 | 0.82 | 0.10 | 0.18 | −10.8% | 1 |
XY15 | 60 | 0.91 | 0.14 | 1.336 | 1.19 | 0.14 | 0.23 | −30.8% | 0 |
范围 | 60 | 0.61~1.21 | 1.140~2.912 | 0.68~1.32 | 66.7% | ||||
平均值 | 0.88 ± 0.13 | 1584 | 0.89 ± 0.14 |