ﻖﻔﻨﻟﺍ ﻑﺍﺮﺠﻧﺍ (Tunnel Drift)

.ﻪﻟ ﺔﻳﺎﻬﻧ ﻻ ﻱﺮﺋﺍﺩ ﻖﻔﻧ ﻞﺧﺍﺩ Tunnel Drift ﺔﺒﻌﻟ ﻲﻓ ﻕﺎﺒﺴﻟﺍ ﺭﺎﺴﻣ ﺪﺘﻤﻳ .ﺔﻓﺎﺴﻣ ﻰﺼﻗﺃ ﻰﻠﻋ ﺐﻠﻐﺘﻟﺍ ﻰﻟﺇ ﺝﺎﺘﺤﺗ ﻲﺘﻟﺍ ﻁﺎﻘﻨﻟﺍ ﻞﻴﺠﺴﺗ ﻲﻫ ﺔﻴﺴﻴﺋﺮﻟﺍ ﺔ .ﻚﺗﺎﺟﺭﺩ ﺓﺩﺎﻳﺯ ﻰﻠﻋ ﺔﺌﻴﻀﻤﻟﺍ ﺓﺮﻳﺪﺘﺴﻤﻟﺍ ﺱﺍﻮﻗﻷﺍ ﺮﺒﻋ ﺔﻘﻴﻗﺪﻟﺍ ﺓﺩﺎﻴﻘﻟﺍ ﺪ .ﻕﺎﺒﺴﻠﻟ ﺔﻳﺭﻮﻓ ﺔﻳﺎﻬﻧﻭ ﺙﺩﺎﺣ ﻉﻮﻗﻭ ﻰﻟﺇ ﻱﺩﺆﺗ ﺪﻗ ﻲﺘﻟﺍ ﻯﺮﺧﻷﺍ ﺕﺎﺒﻘﻌﻟﺍﻭ ﺓ .ﻂﺒﻀﻟﺎﺑ ﻖﻳﺮﻄﻟﺍ ﺲﻔﻧ ﻚﻠﺴﺗ ﻥﺃ ﻊﻗﻮﺘﺗ ﻻ ،ﻞﺸﻔﻟﺍ ﺪﻌﺑ ﻯﺮﺧﺃ ﺓﺮﻣ ﻕﺎﺒﺴﻟﺍ ءﺪ .Tunnel Drift ﻲﻓ ﺎًﻣﺎﻤﺗ ﻒﻠﺘﺨﻣ ﻞﻜﺸﺑ ﺕﺂﻓﺎﻜﻤﻟﺍﻭ ﻖﺋﺍﻮﻌﻟﺍ ﻊﻴﻤﺟ ﻊﻗﻮﻣ ﺪﻳ .ﺔﻌﻗﻮﺘﻤﻟﺍ ﺮﻴﻏ ﺔﺣﺎﺴﻤﻟﺍ ﻩﺬﻫ ﻲﻓ ءﺎﻄﺧﻷﺍ ﺏﺎﻜﺗﺭﺍ ﻡﺪﻋ ﻝﻭﺎﺣﻭ ﺔﻴﻧﻮﻨﺟ ﺔﻋﺮﺴ




