Construction Methods and Building Materials

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چکیده

Today visitors often approach the massive pyramids, temples, and obelisks of the ancient Egyptians with wonder and disbelief. The huge blocks of stone used to create these architectural masterpieces were quarried and moved without the aid of modern technologies, and it is diffi cult for us to imagine how such feats of engineering could be accomplished without the aid of cranes, bulldozers, trucks, and other tools necessary in present-day building projects.

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تاریخ انتشار 2008