Raws li ib qho ntawm cov kev tshaj lij tshaj plaws rotary drilling rig tshuab tuam ntxhab thiab cov muag khoom hauv Suav teb, peb tau tshwj xeeb los ntawm cov khoom zoo thiab cov nqi sib tw. Thov koj xav tias dawb mus yuav pheej yig rotary drilling rig tshuab muag ntawm no los ntawm peb lub hoobkas.