outTheMethodThiswasextremelyfortu
atesi
celatero
theorigi
alpapyrusscrollsdisappearedAbout200yearslateri
the12thce
turythisparchme
tma
uscriptbecameapalimpsestwhe
ascribeusedtheparchme
ttomakeaprayerbookSothepagesthepiecesofparchme
t2
f百度文库让每个人平等地提升自我
themselveshadbee
preservedButtheArchimedes’textwaseraseda
dwritte
overa
d
oo
ek
ewitexistedItwas
’tu
til1906thatascholarcameacrosstheprayerbooki
alibrarya
drealizeditwasapalimpsesta
dthattheu
derlyi
glayeroftextscouldo
lyhavecomefromArchimedesThatwaswhe
hisworkTheMethodwasdiscoveredforthefirsttimeUmthepalimpsestthe
we
tthroughsomemoretoughtimesbuteve
tuallyite
dedupi
a
artauctio
wherewasboughta
dthe
do
atedtoa
artmuseumi
Baltimoreforco
servatio
a
dstudyToavoidfurtherdamagetothema
uscripttheresearchteamattheartmuseumhashadtobeextremelyselectivei
thetech
iquestheyusedtoseetheorigi
alwriti
gThey’veusedultravioletlighta
dsomeothertech
iquesa
difyou’rei
terestedi
thatsortofthi
gyouca
lear
moreaboutiti
a
artco
servatio
classButactuallyitwasaphysicistwhocameupwithamethodthatwasabreakthroughHerealizedthattheiro
i
thea
cie
ti
kwoulddisplayifexposedtoacertai
Xrayimagi
gmethoda
dexceptforsmallportio
softhetextthatcould
’tbedecipheredthistech
ique’sbee
veryhelpfuli
seei
gArchimedes’textsa
ddrawi
gsthroughthemedievaloverwriti
g
3
fr