terata ea motlakase ea li-insulators tsa mapolanka ke li-insulators tsa terata tsa motlakase tse sebelisetsoang ho khomarela holim’a patsi ea lehong, li-insulators tsa lehong tsa motlakase li lula li e-na le sekoti kapa sekoti sa oblique, se ka phunyeletsoang kapa sa sutumelloa ka har’a lehong ka thata. re fana ka likarolo tse fapaneng tsa lehong tsa terata ea terata ea motlakase, ‘me boholo bo ka etsoa ka mokhoa o ikhethileng. amohela potso ea hau.