Qhov project subject: Mineral Exploitation in Oman Project introduction: Oman yog nyob rau sab qab teb sab hnub tuaj ntawm Arabian ceg av qab teb, ntxiv rau cov peev txheej roj, cov peev txheej ntxhia thiab.Cov khoom siv ntxhia muaj tooj liab, kub, nyiaj, chromium, hlau, manganese, magnesium, thee mine, thiab lwm yam ...
Nyeem ntxiv