Model number. Sometimes abbreviated as Model or Model No. , a Model number is a unique number given to each product made by computer and computer hardware manufacturers. Model numbers allow manufacturers to keep track of each hardware device and identify or replace the proper part when needed.
The Tigris and Euphrates, with their tributaries, form a major river system in Western Asia. From sources in the Taurus mountains of eastern Turkey they flow by/through Syria through Iraq into the Persian Gulf.he TigrisâEuphrates Basin is shared by Turkey, Syria, Iraq, Iran and Kuwait.
â¢ Euphrates River. â¢ Babylon. Definition: River that was a boundary of Mesopotamia, or the land between the rivers (Tigris and Euphrates) The Tigris was the eastern of the two rivers and flowed from a source deep in the Armenian mountains all the way to the Persian Gulf, about 1,200 miles.