not afforded the training of normal and heavy billmen units, bill milita are weaker in combat but make up for it by being cheap replacable troops 由于不能像普通和重装长刀兵那样训练,长刀民兵战斗力较弱,但却是便宜和补充的部队。
it balls up well in ac welding and has a more stable arc than pure tungsten . especially with excellent performance in high load ac welding, it is not replacable by any other electrodes . it also resists contamination well in ac welding 尤其在高负载电流的情况下,锆钨电极表现出来的优越性能,是其他电极不可替代的,在焊接时,锆钨电极的端部能保持成圆球状而减少渗钨现象,并具有良好的抗腐蚀性。