Sesebelisi sa Damper 'Marakeng oa Russia

Li-actuator tsa rona tsa ho tima mollo le mosi li romeloa 'marakeng oa Russia ka bongata bo boholo. Bareki bohle ba khotsofetse haholo ke lihlahisoa tsa rona. Hobane serame libakeng tse ling tsa Russia se ka fihla likhatong tse ka tlase ho 30 kapa esita le ho bata, sena se beha litlhoko tse phahameng ts'ebetsong ea lihlahisoa. Lihlahisoa tsa rona li sebelisoa haholo indastering ea petrochemical, ea sehatsetsing le ea moea.