Tuam Tshoj cov khoom tseem ceeb ntawm ferromanganese thaum Lub Kaum Hli 2022

Lub teb chaws ferromanganese cov zis thaum Lub Kaum Hli yog kwv yees li 170,200 tons, nce 0.500 tons ntawm lub hli dhau los. Kev khiav hauj lwm tus nqi nce 2.78 feem pua ​​​​rau 31.05 feem pua ​​​​ntawm lub hlis no. Lub hlis no lub peev xwm tso tawm tus nqi yog 21.77 feem pua, nce tsuas yog 0.69 feem pua ​​​​ntawm lub hli.