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营养物基准
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营养物基准
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大气污染物环境基准
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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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leading cadres of the accountability system
Leading Climbing
leading coefficient
leading diagonal
leading digit
leading-digit phenomenon
leading edge
leading edge fillet
leading-edge suction
leading-edge vortex
leading eigenvalue
leading electrode
leading electrolyte
leading element
leading exponent
leading group for coordinated development of Beijing-Tianjin-Hebei of China
leading group for schistosomiasis prevention and control of the state council
Leading Group on Aging Work of National Health and Family Planning Commission
leading hemisphere
leading ideal
leading indicator method
leading industry
leading limb
leading line of bearing from an objective beyond chart
leading logarithm
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