礦柱的穩(wěn)定性是影響礦山生產(chǎn)安全的重要因素.The stability of pillars is a very important factor to mining safety.兩隊(duì)機(jī)槍兵應(yīng)該保護(hù)你的礦柱免受蜂群的襲擊.The 2 Riflemen should protect your Tiberium Spike from Buzzer attacks.如果不采礦柱礦山經(jīng)濟(jì)效益將急劇滑坡.If the jamb - mine is...