Ji Ning City can where to play playing basketball on the weekend!

济宁周末可以去哪里打篮球呀！

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Through monitoring and analyzing, the status quo of environmental noise in Ji Ning city are discussed, and the measures of prevention and control are put forward.

本文通过监测分析描述了集宁市环境噪垢现状，并提出污染防治措施。

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This paper is dedicated to my dear Prof. Luo Ji-ning.

谨以此论文献给我尊敬的罗纪宁教授。

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This paper is dedicated to my dear Prof. Luo Ji-ning.

谨以此论文献给我尊敬的罗纪宁教授。

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