【名词&注释】
高电位(high potential)、马氏体耐热钢(martensitic heat resistent steel)、电位差(potential difference)、低合金(low alloy)、珠光体耐热钢(pearlitic heat resistant steel)、奥氏体不锈钢焊条(austenitic stainless steel electrode)
[判断题]珠光体耐热钢(pearlitic heat resistant steel)与马氏体耐热钢焊接时,最好选用奥氏体不锈钢焊条(austenitic stainless steel electrode)。()