字典翻译 问答 高中 化学 求一个关于化学发展史的英语演讲RT,要求是用于高一课前演讲,不要太长,3分钟以内,不要有太多生词
问题标题:
求一个关于化学发展史的英语演讲RT,要求是用于高一课前演讲,不要太长,3分钟以内,不要有太多生词
问题描述:

求一个关于化学发展史的英语演讲

RT,要求是用于高一课前演讲,不要太长,3分钟以内,不要有太多生词

贾智宏回答:
  Eversincehumanbeings,thechemicalwillbeformedadeepbondwithhumans.Firebyrubbingsticks,cookfoodwithfire,firingpottery,smeltingbronzeandiron,arechemicaltechnology.Itistheseapplications,greatlypromotedthedevelopmentofsocialproductiveforcesatthattimebecomeasymbolofhumanprogress.   Today,thechemicalasabasisfordiscipline,inthescienceandtechnologyandallaspectsofsociallife,areplayinganincreasingrole.Fromancienttimes,alongwiththeprogressofhumansociety,chemical,historicaldevelopmentexperienceofwhattimes?   Periodofancientchemicalprocesses.Atthistimethehumanpottery,metallurgy,brewing,dyeingandotherprocesses,mainlyinthepracticalexperienceunderthedirectinspirationcameafterthenumberofyearstoexplore,chemicalknowledgehasnotbeenformed.Thisisachemistryinfancy.   Periodofalchemyandpharmaceuticalchemistry.From1500BCtoAD1650,alchemywarlockandalchemistwho,inthePalace,inthechurches,intheirownhome,inthedeepforestsofthesmoky,inordertoobtainimmortalityofthepanacea,inordertoobtainglorywealthofgold,startedthefirstchemistryexperiment.Records,summingupalchemybooks,inChina,Arabia,Egypt,Greecehasalot.Haveaccumulatedalotofmaterialduringthisperiodbetweenthechemicalchange,chemicalpreparationsforthefurtherdevelopmentofarichmaterial.Thisisthechemicalinthehistoryofthestrainsofourbreathtakingscene.Later,alchemy,alchemy,riseandfallseveraltimessothatpeoplecanseeitmoreabsurdside.Chemicalshiftinmedicineandmetallurgyhavebeengiventheproperplay.InEuropeduringtheRenaissance,thepublicationofseveralbooksonchemistry,forthefirsttimewiththe"chemical"term.English,chemistryoriginatedinalchemy,thealchemy.chemiststillhasatworelatedmeanings:chemistsandpharmacists.Thesecanbesaidthatchemistrygrewoutofalchemyandtheculturalheritageofthepharmaceuticalindustry.   Phlogistonchemistryperiod.From1650to1775,withthemetallurgicalindustryandlaboratoryexperience,thepeoplehavecomeupperceptualknowledgethatthecombustiblematerialtoburnbecauseitcontainsphlogiston,thecombustionprocessiscombustibleintheprocessofreleaseofphlogiston,phlogistonreleasedcombustiblelaterreducedtoashes.   Quantitativechemicalperiod,whiletheperiodofModernChemistry.Beforeandafter1775,Lavoisierquantitativechemicalexperimentdescribedtheoxidationtheoryofcombustion,creatingaperiodofquantitativechemistry.Duringthisperiodtheestablishmentofanumberofbasiclawsofchemistry,madeofatomictheory,periodiclawofelementsfoundinthedevelopmentoftheorganicstructuretheory.Allofthisforthedevelopmentofmodernchemistrylaidasolidfoundation.   Scienceandmutualpenetrationperiod,whiletheperiodofmodernchemistry.Theearlytwentiethcentury,thedevelopmentofquantumtheorytochemistryandphysicshaveacommonlanguagetoaddressmanyofthechemicalontheoutstandingissues;ontheotherhand,chemicalYouxianginfiltrationofsuchdisciplinesasbiologyandgeology,sothatproteins,enzymesstructurehasbeengraduallysolved.
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