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agricultural radioisotope tracer technique
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agricultural radioisotope tracer technique
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工学
农用放射性同位素示踪法
释
agricultural radioisotope tracer technique
农用放射性同位素示踪法
以放射性核素或其标记化合物作为示踪剂,应用射线探测仪器探测示踪剂中放射性原子核发生核衰变过程中放出的射线或粒子,显示被标记的化学分子在生物体及其环境介质中迁移、转化、积累及其变化规律的方法。
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environment accounting
environment activity
Environment Act of the United Kingdom
environmental accidents
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environmental activism
environmental adaptability analysis
environmental adaptability design
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environmental administrative decision-making mechanism
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environmental aerosol concentration
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