网络释义
1)special solder for oxidation resistance,防氧化特种焊条2)oxidation preventive tin solder wires,防氧化焊锡条3)Spcial filler rod of wear resistance,特种耐磨焊条4)special aluminum oxide,特种氧化铝5)special iron oxide,特种氧化铁6)high titania type electrode,titania type electrode,氧化钛型焊条