Nws loj tshaj plaws pyramid loj tshaj plaws Lub Pyramid ntawm Giza(tseem hu ua Pyramid ntawm Khufu lossis Pyramid ntawm Cheops) yog qhov qub thiab loj tshaj ntawm cov pyramids hauv Giza pyramid complex ciam teb niaj hnub Giza hauv Greater Cairo, Egypt. Nws yog qhov qub tshaj plaws ntawm Xya Txoj Kev Ntseeg ntawm Lub Ntiaj Teb Ancient, thiab tsuas yog ib qho uas tseem nyob ruaj khov. https://en.wikipedia.org › wiki › Great_Pyramid_of_Giza
Great Pyramid ntawm Giza - Wikipedia
yog qhov loj tshaj plaws hauv Giza thiab yog li 481 ft. (147 m) siab saum toj siab. … Kwv yees li 500,000 tons ntawm mortar tau siv rau hauv kev tsim kho ntawm lub pyramid zoo. Ntau ntawm cov pob zeb casing thiab sab hauv chamber blocks ntawm Great Pyramid tau haum ua ke nrog kev ua haujlwm siab heev.
Yuav ua li cas mortar tau siv los tuav cov blocks loj ntawm Egyptian pyramids nyob rau hauv qhov chaw?
Gypsum mortar Kom cov pob zeb ua ke, cov neeg Iyiv siv mortar ntau yam zoo li hauv cov txheej txheem niaj hnub no. Cov ntaub ntawv pov thawj qhia rau cov neeg Iyiv siv gypsum mortar - tseem hu ua plaster ntawm Paris - hauv kev tsim cov pyramids thaum lub sijhawm Pharaonic.
Puas yog pyramids ua nrog cement?
Barsoum, tus xibfwb ntawm cov khoom siv engineering, hais tias lub tshuab tsom, X-ray thiab tshuaj ntsuam xyuas ntawm cov pob zeb los ntawm cov pyramids "qhia ib feem me me tab sis tseem ceeb ntawm cov blocks ntawm qhov siab dua ntawm cov pyramids tau nrum" los ntawm pob zeb.
pob zeb twg siv rau lub pyramids?
Around 5.5 lab tonnes ntawm limestone, 8, 000 tonnes ntawm granite (thauj los ntawm Aswan, 800km deb), thiab 500, 000 tonnes ntawm mortar tau siv los tsim lub Great Pyramid. Lub pob zeb muaj zog no tsim ib feem ntawm txheej txheej ntawm cov pob zeb dawb dawb uas yuav ua rau ob sab du.
Yuav ua li cas lawv lo cov pyramids ua ke?
Pab neeg pom tias ob qhov qauv suav nrog amorphous silicon-muaj cov khoom, uas lawv hais tias yog "kua nplaum" uas tuav cov pyramid cov pob zeb ua ke (Journal of the American Ceramic Society, vol 89, p 3788). …