This paper also introduces some new processes,including hydroforming,aluminum-foam-sandwich technology,hydro-mechanical forming,multi point drawing technique and tailored blanking etc.

• 亦介绍了液压成形、发泡铝材技术、充液拉深、多点深拉深和拼接技术等新的成形工艺在新型汽车开发中的应用概况。