papermaking造纸术.ppt
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papermaking造纸术.ppt
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TheFourGreatInventionsofAncientChinaChineseancientachievementsinscienceandtechnology1.1.ScienceandtechnologyScienceandtechnologyChineseancientastronomycalendar1.1.ScienceandtechnologyScienceandtechnologyAncientChinesemathematicsachievement:
1.Ninechaptersofarithmetic九章算术2.周髀算经1.1.ScienceandtechnologyScienceandtechnologyTheancientChineseachievementsinphysicsmedicinegeographyarchitectureandsoon.ThefourgreatinventionswereimportantsymbolsofChinasroleasagreatworldcivilization.2.2.InfluencetotheworldInfluencetotheworldMarxpointedout:
Gunpowderblewuptheknight(骑士骑士)classCompass(罗盘)(罗盘)openedtheworldmarketandsetupcolonies(殖民地)(殖民地)Printingisbecomingprotestanttools2.2.InfluencetotheworldInfluencetotheworldThefourgreatinventionsintheEuropeancivilizationgraduallyspreadtothewestbefore,becomethenecessarypremiseof“Bourgeois(资产阶级资产阶级)developmentPapermakingtechnology4.4.DevelopmentDevelopmentInvented2century105Popularize3to4centuryOnlywritingmaterialMaininventorMaininventor:
22.CaiLunCaiLun?
121OfficialKilledbyhimselfThegodofpaperWhatdoesitmakeWhatdoesitmakeofof?
11.AncientrawAncientrawmaterialmaterialBark(树皮树皮)Fishingnetclothhempheads(麻头麻头)3.3.produceproduceTherearefourmainstepsIwillintroducetoyou3.3.produceproduceFirstSeparationofrawmaterialTousetherettingleaching(沤浸)orcookingmethodsforrawmaterialsinalkali(碱)(碱)degumming(脱胶)(脱胶),andscatteredintofibrous(纤维状)(纤维状);3.3.produceproduceSecondBeating(打浆)(打浆)Usethemethodofcuttingandstruck(捶捣)staplefiber,andmakethefiberbroom(帚化),andbecomethepulp(纸浆纸浆);3.3.produceproduceThirdManufacturepaperwithpulp(抄造)(抄造)Namelymakepulpwaterpenetrationintoslurry,thenusedforpaperpulp(wovenbamboomat)andgetthepulpinpapertowoventhinsheetofwetpaper;3.3.produceproducefourthDryNamelythewetpapertodry,peelingthenbecameapaper.4.4.SpreadSpread6thcentury:
Korea7thcentury:
Japan8thcentury:
ArabStatesandIndia12thcentury:
EuropeandAfrica16thcentury:
Amrica19thcentury:
Oceania5.5.InfluenceInfluenceItisarevolutionofwritingmaterial.Anditiseasytocarry,therangeisnotconstrained(强迫强迫),drivingtheChinese,Arab(阿拉伯人)(阿拉伯人),Europeanandtheworldsculturaldevelopment.Paper-makingisoneofthefourgreatinventionsofPaper-makingisoneofthefourgreatinventionsofChina,thepaperistheHanlongexperienceChina,thepaperistheHanlongexperienceaccumulationandthecrystallizationofthewisdomofaccumulationandthecrystallizationofthewisdomofworkingpeople,humanabrilliantinventionintheworkingpeople,humanabrilliantinventioninthehistoryofcivilization.historyofcivilization.
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