- 1、Asundialshowedveryprecisetime.2、Likeagiantsundial,itdemarcatesbothspaceandtime.3、Bythesundialthesolartermcanbeknowntoo.4、TheSamratYantra:a89foothighand148footwidesundial.5、Anequatorialsundialisanancientscientificequipmenttotelltimebyusingthesh...
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