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Terms for subject Earth sciences containing Background | all forms | exact matches only
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agricultural geologic background system农业地质背景系统
allowable background level容许本底水平
background air pollution monitoring network大气本底污染监测网世界气象组织
Background Analysis Center背景分析中心
background determination本底测定
background equivalent activity本底当量放射性
background equivalent activity当量的放射性本底
background information本底资料
background investigation本底情况调査
background investigation背景情况调查
background monitoring本底监测
background pollution背景污染
background survey本底调查
background value of soil element土壤元素背景值
biogeochemical background生物地球化学背景
chart of background value of soil土壤背景值图
coefficient of contrast for background背景对比系数
delineation of geochemical background and anomaly化探背景和异常划分
environmental monitoring for background value环境背景值监测
high background contamination高本底污染
longwave infrared background measurement长波红外背景测量计划
natural background analysis自然本底分析
soil environmental background value土壤环境背景值