常見(jiàn)例句雙語(yǔ)例句In general, the self-regulation effect of arc increases with the reducing of two-core span and increasing of welding current.一般隨銲芯間距的減小及銲接電流的增大，電弧自調(diào)節(jié)作用增強(qiáng)。 返回 arc self-regulation