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来源:雅诚德英语网
Groundwater pollution in Jinan City is mainly at shadow layer, and certain local areas of deep layer has already polluted, and with a worse tendency.
济南市地下水污染以浅层地下水污染为主,局部地区深层地下水也已受到污染,并有进一步加重的趋势。
Groundwater pollution in Jinan City is mainly at shadow layer, and certain local areas of deep layer has already polluted, and with a worse tendency.
济南市地下水污染以浅层地下水污染为主,局部地区深层地下水也已受到污染,并有进一步加重的趋势。