托福TPO阅读48文本+题目+panied(indeedfacilitated),whichinturnledtogrowthinscience,technology,industry,munications,socialchange,andthelikethatwegroupunderthebroadtermof“development.”However,urredalsoandatthesameperiodinChina,(theseventeenthcentury)mayhaveseenadecline,butfrom1741to1851theannualfiguresrosesteadilyandspectacularly,,,withgreatercaution,weassumelowertotalsintheearlyeighteenthcenturyandonly400millionin1850,westillfaceastartlingfact:somethinglikeadoublingofthevastChinesepopulationinthecenturybeforeWesterncontact,foreigntrade,(southernChina),,’spopulationin1400wasabout80million,theeconomistDwightPerkinsconcludesthatitsgrowthto700millionormoreinthe1960swasmadepossiblebyasteadyincreaseinthegrainsupply,,particularlybymigrationandsettlementinthecentralandwesternprovinces,andhalftogreaterproductivity—thefarmers’:onewasthecont
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