1: Lihlahisoa tse phahameng tse hlahisoang ke fektheri ea rona kaofela li amohela moralo oa F-seal.
Hajoale re e 'ngoe ea lifeme tse' maloa Chaena tse sebelisang meralo e joalo ka botsebi.
Mofuta ona oa tiiso o ka thibela lerōle ho kena sehlahisoa ka katleho.
2: Lihlahisoa tsohle tsa rona li sebelisa li-block housing tse boima haholo.Mme theknoloji ea rona ea hajoale e ka netefatsa
hore mocha oa ntlo e 'ngoe le e' ngoe ea li-block o lumellana ka ho feletseng le UC bering, ho netefatsa
hore sehlahiswa se seng le se seng se ka kena bekeng hantle ha mafura a kentswe sehlahiswa
nakong ya tshebediso le tlhokomelo hamorao.E ke ke ya dutla pakeng tsa block housing le UC bearing.