Voj Zog

La yoj zog, kuj paub nyob hauv denomination ntawm nthwv zog, yog ib hom ntawm tshuab lub zog tau los ntawm kev txav ntawm kev vuag thiab yog li ntawd peb hais txog lub zog tauj dua tshiab. Txhawm rau hloov cov tshuab hluav taws xob rau hluav taws xob lub zog, nws yog qhov tsim nyog ntsib ib qho kev xav tau ntawm cov ntsuas ntawm geological thiab tseem muaj teeb tsa raws cov khoom ntab, cov khoom siv ntawm lub xov tooj txawb, cov log tsheb lossis tso tsheb hlau luam uas, nyob ntawm lawv qhov sib txawv, siv sijhawm ntev kom tau txiaj ntsig.

kev tshaj tawm

Qeb cov ntsiab lus