galvannealing meaning in Chinese

镀锌层扩散处理
镀针退火

In this paper , the development of the equipment for new type continuous hot dip galvanizing lines including welding machine , cleaning equipment , continuous annealing furnace , zinc pot , galvannealing furnace and skin pass mill , was briefly introduced
在此简要介绍了新型带钢连续热镀锌机组设备（包括焊机、清洗设备、连续退火炉、锌锅设备、合金化炉及平整机等）的发展情况。