For studying characteristics of urban vehicular pollution so as to suggest the optimal control target for policy making, a mathematical optimizing model was developed.

为研究城市机动车污染特征，实现污染物排放的最优控制，提出研究排放控制目标的数学优化模型。

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For studying characteristics of urban vehicular pollution so as to suggest the optimal control target for policy making, a mathematical optimizing model was developed.

为研究城市机动车污染特征，实现污染物排放的最优控制，提出研究排放控制目标的数学优化模型。

youdao