过程设备设计 第三章 压力容器用材以及环境和时间 对其材料性能的影响 MATERIALS FOR PRESSURE VESSELS AND INFLUENCES OF ENVIRORMENT AND TIME ON PROPERTIES OF THESE MATERIALS 3.1压力容器材料5 345  67)*89 : MATERIALS FOR PRESSURE VESSELS AND INFLUENCES OF ENVIRORMENT AND TIME ON PROPERTIES OF THESE MATERIALS MATERIALS FOR PRESSURE VESSELS AND INFLUENCES OF ENVIRORMENT AND TIME ON PROPERTIES OF THESE MATERIALS 3.1