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图 2 - 1 1级图 2 - 3 3级图 2 - 5 5级图 2 - 2 2级图 2 - 4 4级图 2 - 6 6级图 2 5 Cr4W5 Mo2 V钢马氏体评级图 5 0 0×图 3- 1 1级图 3- 3 3级图 3- 5 5级图 3- 2 2级图 3- 4 4级图 3- 6 6级图 3 3Cr2 W8V钢马氏体评级图 5 0 0图 4- 1 1
Figure 2 - 1 Level 1 Figure 2 - 3 Level 3 Figure 2 - 5 Level 5 Figure 2 - Level 2 2 Figure 2-4 - Level 4 Figure 2 - 6 Level 6 Figure 2 5 Cr4W5 Mo2 V martensitic grade 5 0 0 × Figure 3- 1 Level 1 Figure 3- 3 Level 3 Figure 3- 5 Level 5 Figure 3- 2 Level 2 Figure 3- 4 Level 4 Figure 3- 6 Level 6 Figure 3 3Cr2 W8V Martensitic Grade 5 0 0 Figure 4- 1 1