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1“... employees and residents has been conducted in 333 prefecture-level cities in China, and the results showed...”
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2“... is introduced, the political cycle of the administrative officials of the prefecture-level city...”
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3“...), total phosphorus(TP), and total potassium(TK))of vegetable waste in prefecture-level cities, through...”
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4“... the 14 prefecture level cities, Guilin, Liuzhou, and Nanning were the best. In general, the functions...”
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5“... to 2016. The sample data in this article come from 235 prefecture-level cities in China. The results show...”
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6“... in prefecture-level cities and frequently in urban areas"; 3) the extent of the epidemic has distance...”
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