.缭述.双相不锈钢的开发和应用现状·······,·····························································……耿文范轴承钢在两相区塑性变形的论述························ . Descriptions. The development and application of duplex stainless steel status · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ···························································································································· ················