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nutrient criteria
释义
nutrient criteria
Encyclopedia
工学
大气污染物环境基准
释
nutrient criteria
营养物基准
水体中产生的生态效应不危及其功能或用途的营养物浓度或水平。可以反映受到人类开发活动影响程度最小的地表水体营养状态。主要指地表水体中浮游藻类生物不产生过量生长现象(水华现象),不致危害该水生态系统结构或功能的水体中营养物质的安全阈值。
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fluorinated
fluorinated ethylene-propylene
fluorinated fine chemicals
fluorinated intermediate
fluorinate process
fluorination
fluorine
fluorine 18
fluorine-18
fluorine compound
Fluorine Dating of Fossil Bones
fluorine doped tin oxide
fluorine-doped tin oxide
fluorine doped tin oxide (FTO)
fluorine-doped tin oxide (FTO)
fluorine nutrition
fluorine water
fluorite
fluorite; fluorspar
fluorite structure
fluoroalkane
fluoroapatite
fluorocarbon
fluorocarbon coatings
fluorocarbon oil
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