题目内容
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[判断题]
熔化极MAG焊,碳钢中厚板平位角接接头或T型 接头焊接时,一般选用1.2mm药芯焊丝的焊接 电压与选用实芯焊丝的焊接电压相同。（)
提问人：网友Dume2021
发布时间：2022-01-07
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B、260～300A
C、220～260A
D、180～220A
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此题为判断题(对，错)。
