somewhat higher spot-welding currents are needed than are used for unclad steel because of the low electrical resistance of the aluminum cladding.
焊接涂铝钢首选的方法是电阻焊接,因为高温气焊和电弧焊毁坏涂层。
which is contrary, around the unclad complicacy of cell there are peculiar and embarrassing silence. why doesn't anybody embrace the surprising discovery vexedly in the science field?