ﺑﻬﺮﻩﺑﺮﺩﺍﺭی ﺍﺿﻄﺮﺍﺭی Emergency operation
ﺑﻬﺮﻩﺑﺮﺩﺍﺭی ﺍﺯ ﯾﮏ ﺳﯿﺴﺘﻢ ﺩﺭ ﻣﻮﺍﻗﻊ ﻏﯿﺮ ﻋﺎﺩی و ﺍﺗﻔﺎﻗﯽ.