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化学法测流
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化学法测流
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流量测验
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chemical method discharge measurement
化学法测流
在测验河段的上游断面注入一定浓度的示踪剂,经水流充分混合后,在下游取样断面测定稀释后示踪剂浓度或稀释比率的流量测验。
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disease of splenic-gastral system
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disease paradigm shift
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disease resistance mechanism
disease resistant breeding for forage plants
disease risk analysis
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diseases of adrenal medulla
diseases of cruciferae pasture
diseases of cyperaceae pasture
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diseases of laboratory guinea pig
diseases of larynx
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