contacta STS-K003L Qhov rai Intercom System Tus neeg siv phau ntawv
Tshawb nrhiav yuav ua li cas rau nruab thiab siv STS-K003L Qhov rai Intercom System nrog cov lus qhia ntxaws ntxaws. Kawm paub txog cov khoom sib txuas, kev sib txuas, thiab cov lus qhia kev teeb tsa kom paub meej kev sib txuas lus hauv ntau qhov chaw. Tau txais kev nkag siab txog kev daws teeb meem ib txwm muaj thiab nrhiav kev txhawb nqa rau txheej txheem teeb tsa tsis sib haum.