ﺗﺄﺧﯿﺮ ﻣﺠﺎﺯ Allowable delay ﺁﻥ ﺑﺨﺶ ﺍﺯ ﺗﻄﻮﯾﻞ ﻣﺪﺕ ﭘﯿﻤﺎﻥ ﮐﻪ ﺧﺎﺭﺝ ﺍﺯ ﻗﺼﻮﺭ ﭘﯿﻤﺎﻧﮑﺎﺭ ﺑﺎﺷﺪ.