RUSSIAN MIL HELICOPTER MAKING

One helicopter Mil Mi-171 which is almost so tested artificial rain siege in hanggar production of Mil manufacturers in Ulan-Ude Aviation Plant, Russia, Saturday (31/8/2019). This watertight test is one of the important tests that determine the efficacy and reliability of the operation of the helicopter Mil. ANTARA PHOTO/Ade P Marboen/pras.