Urbanization的精選學識

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Urbanization城市化

Urbanization城市化

01-24
Presently,thereisatendencythatagrowingnumberofpeoplearemovingfromcountrysideintocityannually.Acenturyago,lessthanfivepercentofallpeoplelivedincities.Bythemiddleofthiscenturyitcouldbeseventypercent,ora...