采用热膨胀的方法，测定不同工艺下的膨胀曲线来分析工艺参数对逆转奥氏体生成规律的影响。
The influences of process parameters on the forming rules of reversed austenite were analyzed through measuring the expansion curves by thermal expansion method.
利用膨胀法，结合金相法，测定了X60不同冷却速度下连续冷却转变的膨胀曲线，获得了该钢的连续冷却转变曲线（动态CCT曲线）；
The expanding curves and continuous cooling transformation curve (dynamic CCT curve) of X60 pipeline steel were obtained by dilatometry and microscopic test under different cooling speed.
为防止电子现金重复花费和数据库记录无限制的膨胀问题，改进了现有的利用椭圆曲线密码系统构造的离线电子现金系统。
To prevent e-cash from double-spending and unlimited increase in the records of databases, an improved offline e-cash system based on elliptic curve cryptography was proposed.
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