TIG welding. n. 1. (General Engineering) tungsten-electrode inert gas welding: a method of welding in which the arc is maintained by a tungsten electrode and shielded from the access of air by an inert gas.
The blade of the classic Roman stabbing sword, the gladius, was only some two feet long, though in the twilight years of the empire the gladius gave way to the spatha, the long slashing sword of the barbarians. Read More. in tactics: The legion. ...as a team.
The Golden Number Cycle is a cycle of 19 years, while the Solar Cycle is a cycle of 28 years and the Roman Indiction repeats every 15 years. Thus the Julian Period is calculated to be 7980 years long or 2,914,695 days because 19*28*15 = 7980. Topics: Calendar.