The iron sheet has special electric and magnetic properties after cold forming and heat treatment.
板坯直接经冷加工成材和热处理后，具有独特的电磁性能。
"Tension-Assisted cold rolling" technology is a new plastic forming method of shaft parts.
“冷拉伸滚压”技术是一种新的轴类零件塑性成形的加工方式。
The principle, characteristic, research status and development trend of cold accurate forming technology are introduced.
介绍了冷体积成形技术的原理、特点、研究现状和发展趋势；
The principle, characteristic, research status and development trend of cold accurate forming technology are introduced.
介绍了冷体积成形技术的原理、特点、研究现状和发展趋势；
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