镧钨电极主要用于直流焊接，但用于交流焊接时也表现良好。

This tungsten is used primarily for DC welding but will also show good results for AC welding.

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镧钨电极主要用于直流焊接，但用于交流焊接时也表现良好。

This tungsten is used primarily for DC welding but will also show good results for AC welding.

youdao