洞察力
发表于 2025-3-28 15:58:20
Measuring Mass,Measuring mass was a very important task, essentially due to the trades. In this chapter some ancient device to measure the mass are reported. Examples of balance scales from the Egyptians and of Roman steelyards balances are shown.
陈腐的人
发表于 2025-3-28 20:01:32
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不可接触
发表于 2025-3-29 00:08:23
Ancient Computation Devices,In this chapter some ancient computational devices are presented. Among the latter, particularly interesting are the Greek devices to compute the cubic roots. Some reconstructions of the famous Mechanism of Antikitera is also presented. Finally, a technique to compute the multiplication using the Greek and Roman notation for the numbers is shown.
RECUR
发表于 2025-3-29 07:00:34
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眨眼
发表于 2025-3-29 09:35:31
Wind Motors,This chapter shows some the early examples of wind motors, starting from the II millennium B.C. Both devices having vertical axis and horizontal axis rotors are shown. Then a survey on the evolution of the sails is shown.
ELATE
发表于 2025-3-29 12:40:16
Hydraulic Motors,In this chapter examples of the hydraulic motors are presented. Several authors’ reconstructions of the early water wheel powered mills are shows, both having horizontal axis and vertical axis. Most of the devices above belong to the Greek-Roman but examples of mills built during the Renaissance are also shown.
教唆
发表于 2025-3-29 19:27:41
Refrigeration and Heating,This chapter shows some techniques used during the Roman era in order to obtain a sort of refrigeration or of heating in the houses. Techniques to obtain ice during the same era are also reported. Finally, an example of the use of solar energy for heating is reported.
蔑视
发表于 2025-3-29 20:23:00
Underwater Activities,In this chapter some examples of underwater activities are presented, starting from the immersion of Alexander the great up to the Renaissance. Ancient devices for scuba divers and ancient diving bells are also shown.
Conflict
发表于 2025-3-30 02:22:05
Telecommunications,This chapter presents some ancient telecommunication devices, starting from the Greek-Roman Era till the 18th Century. Particularly interesting is the water telegraph that was based on a very modern concept and permitted to communicate fastly and efficiently in all the Roman Empire.
evanescent
发表于 2025-3-30 07:39:10
Medicine and Health,In this chapter some examples of the ancient medical knowledge are briefly exposed. The topics are: the medical assistance provided to the Roman legionnaires, the reconstructive plastic surgery, the early Penicillin and the beginning of the biological warfare.