摘要
通过密码加标样品回收率统计，被测项目在不同水体中的回收合格率存在明显差异。水体的水质状况和人的主观因数对密码加标回收合格率起着重要影响。
The statistic results of recovery acquitted by adding reference materials into surface water samples show significant difference. The water quality and subjectivity of operators have effect on those results.
出处
《环境监测管理与技术》
1997年第4期34-35,共2页
The Administration and Technique of Environmental Monitoring
