economic threshold or 经济临界值
economic threshold et 经济限界 ; 经济阈值
economic threshold level 危害经济阈值 ; 防除阐值
Time Economic Threshold 时间经济阈值
Mixed economic threshold 复合经济阈值
economic threshold model 经济阈值模型
economic threshold vector 经济阈值向量
Short term forecast model of disease development and wood loss rate are built. Control guideline and economic threshold value are decided.
建立了病害发生的短期测报模型和材积损失率估测模型,确定了病害的防治指标和经济阈值。
参考来源 - 樟子松枯梢病侵染与流行规律的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
Then the model of dynamic economic threshold was built.
并将它们耦联在一起,形成了动态经济阈值模型。
Economic threshold for this pest insect was estimated by measuring the increasement rate of population density.
并提出用害虫种群潜在密度确定卷叶螟经济阈值的方法。
Short term forecast model of disease development and wood loss rate are built. Control guideline and economic threshold value are decided.
建立了病害发生的短期测报模型和材积损失率估测模型,确定了病害的防治指标和经济阈值。
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