【摘要】 介绍了利用霞普气制作的预热装置,实现了压缩机焊接机壳不需进炉就能预热的关键。更多还原

【Abstract】 Preheating unit by using Xiapu gas is introduced, the key point that welding casing can be preheated without getting into furnace has been achieved.更多还原