Cov khoom siv ntawm cov qauv raj Muaj ntau qhov sib txawv ntawm cov yam ntxwv ntawm qhov nruab nrab erosion yam ntxwv, uas yog cov khoom siv tshuaj thiab lawv cov concentration, atmospheric tej yam kev mob, kub, lub sij hawm, yog li yog hais tias tsis to taub qhov tseeb ntawm qhov nruab nrab, kom siv cov ntaub ntawv, xaiv cov ntaub ntawv yog di ...
Nyeem ntxiv