·2,447,543篇论文数据，部分数据来源于NoteExpress
模型涉及了功效函数、耦合度函数、耦合协调度函数和城市化-生态环境耦合评价指标体系以及人工神经bp网络。
These models were designed with efficacy function, coupling degree function, coordination degree function, urbanization-ecological environment index system and artificial neural network BP.
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