160 صفحه pdf
API 661:2013
Petroleum, Petrochemical, and Natural Gas Industries—Air-cooled Heat Exchangers
API 661:2013-Petroleum, Petrochemical, and Natural Gas Industries—Air-cooled Heat Exchangers
160 صفحه pdf
API 661:2013
Petroleum, Petrochemical, and Natural Gas Industries—Air-cooled Heat Exchangers