Kev soj ntsuam ntawm qhov tseeb tungsten lag luam

Tuam Tshoj tus nqi tungsten tseem tsis muaj zog hloov kho ntawm kev xav tau tsis muaj zog ntxiv thiab kev xav ntawm kev nrhiav tus nqi qis dua. Kev poob qis hauv cov qib tshiab ntawm cov tuam txhab tungsten tau teev tseg qhia tias nws yuav tsis yog lub sijhawm rau kev ua lag luam hauv qab.

Tuam Tshoj txoj kev tsis sib haum xeeb nrog Amelikas ib zaug dhau los ua "kub" kev tsis sib haum xeeb; cov dej ntws thiab cov dej ntws qis hauv kev lag luam saw tseem ntsib qhov kev tsis pom zoo ntawm cov nqi sib pauv, ntxiv nrog rau qee lub lag luam yuav txo qis cov khoom lag luam raws li cov peev nyiaj tsis txaus siab, lub khw muag khoom ua lag luam nyob ntsiag to. Hauv lub sijhawm luv luv, cov neeg koom hauv kev lag luam yuav tau them nyiaj ntau dua rau tungsten kwv yees tus nqi rau lub Rau Hli thib ob.