Heat treatment and pre-strain, tensile test of the material and four point bending test have been carried to obtain the mechanical property of the undegraded and degraded material at low temperature.
本文首先通过分析复合脆化处理实验、拉伸实验和缺口试件四点弯曲实验
结果,考察比较某核压力容器钢在脆化处理



和低
力学性能。


选
壮成长。

处,我感到自己遭到了异样的
理


