采用组织超细化提高钢铁结构材料的强韧性和使用寿命是上个世纪90年代中期以来的发展趋势。
Ultra fine microstructure could increase strength, toughness and work life for steel products, this is developing trend since middle of 90 th in last century of the world.
采用组织超细化提高钢铁结构材料的强韧性和使用寿命是上个世纪90年代中期以来的发展趋势。
Ultra fine microstructure could increase strength, toughness and work life for steel products, this is developing trend since middle of 90 th in last century of the world.
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