The reason of magnetic deflective blow when pressure vapor pipe is magnetized and welded is analyzed.
分析了高压蒸汽管线带磁及焊接时产生磁偏吹的原因,介绍了简易消磁焊接新方法.
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Neutral gray color, people deflective apparent because the human eye for grey feel special.
洋性灰色爆发偏色, 人们很容易发掘,因为人目差于灰色发觉不入格机敏.
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