Kub ntawv ci yog ib daim ntawv nyias ntawm hammered kub.
Feb 03, 2023
Kub ntawv ci yog ib daim ntawv nyias ntawm hammered kub
Nyob zoo, peb cov neeg muas zaub, nyob rau hauv ob peb hnub peb yuav qhia cov ntawv nyiaj kub rau koj, xws li keeb kwm ntawm cov ntawv nyiaj kub, thiab yuav ua li cas ua rau lawv?
hnub no, peb tab tom tham txog keeb kwm ntawm cov ntawv nyiaj kub hauv qab no:
Kub ntawv ci yog ib daim ntawv nyias ntawm hammered kub. Kub vim nws zoo malleability thiab plasticity, ib los yog ob tug ntshiab kub yuav hammered rau hauv 1/10 ntawm ib millimeter tuab, ib cheeb tsam ntawm 16.2 square meters ntawm kub ntawv nyiaj. Ntawd yog, ib gram ntawm kub tuaj yeem ua rau li 0.5 square metres ntawm cov ntawv ci kub ntshiab nrog lub thickness ntawm 0.12μm.
Cov txheej txheem tshwj xeeb ntawm cov ntawv ci kub yog 4.33 * 4.33cm thiab 9.33cm * 9.33cm, lwm yam kev qhia tshwj xeeb yog 8cm * 8cm, 10.9cm * 10.9cm, 4.5cm * 1.5cm, 2.75cm * 2.75cm.
Kev tsim cov nplooj kub tau pom thawj zaug hauv Nile Valley ntawm Egypt thaum ub. Nyob rau hauv Suav teb, cov nplooj kub yog cov khoom siv niaj hnub ntawm Suav teb, uas yog los ntawm Eastern Jin Dynasty, matured nyob rau yav qab teb Dynasty, thiab tau nrov hauv Song, Qi, Liang thiab Chen. Nanjing yog qhov chaw yug ntawm Suav nplooj kub. Nanjing yog tam sim no lub ntiaj teb loj tshaj plaws kub nplooj ntoos chaw tsim khoom. Nyob rau hauv lub Tsib Hlis 2006, Nanjing kub foil forging txheej txheem tau teev tseg raws li thawj pawg ntawm lub teb chaws intangible kab lis kev cai cuab yeej cuab tam los ntawm Lub Xeev Council. Kub ntawv ci yog ib daim ntawv nyias ntawm hammered kub.
