1. Pawg Neeg Siv Khoom
Kev noj haus ntawm cov rooj tog zaum hauv chaw ua haujlwm yog qhov tseem ceeb nyob hauv plaub pawg ntawm tib neeg: ib qho yog kev yuav khoom ntawm cov lag luam; qhov ob yog kev yuav khoom los ntawm tseem fwv; qhov peb yog kev yuav tsev kawm; qhov thib plaub yog yuav khoom ntawm tsev tos qhua. Txawm li cas los xij, ib qho kev faib ntawm tsoomfwv yuav tsis loj txaus, thiab nws tsis yog qhov qauv txaus nyob rau qee qhov.
2. Qhov xwm txheej tam sim no
Qhov teeb meem tam sim no ntawm rooj tog hauv chaw ua haujlwm: tsis muaj lub tswv yim tshawb fawb txog kev lag luam. Nws tau muab tso rau hauv qhov tsis muaj lub sijhawm ntev, kev ruaj khov thiab kev qhia paub txog kev tshawb fawb txog kev lag luam teeb meem xws li kev tshaj tawm, kev tshaj tawm, kev tswj hwm channel, kev xa tawm thiab kev faib tawm, kev pabcuam tomqab muag, thiab kev muag khoom sib raug zoo.
