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45钢为得到回火索氏体组织,应进行() (A)淬火+低温回火 (B)等温淬火 (C)淬火+高温回火
45钢为得到回火索氏体组织,应进行( )
(A)淬火+低温回火 (B)等温淬火 (C)淬火+高温回火
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45钢为得到回火索氏体组织,应进行( )
(A)淬火+低温回火 (B)等温淬火 (C)淬火+高温回火
(A)淬火+中温回火 (B)淬火+高温回火 (C)等温淬火
A.淬火+中温回火 B.淬火+高温回火C.等温淬火
A.20钢,淬火+高温回火
B.45钢,淬火+高温回火
C.T8钢,淬火+高温回火
D.45钢,正火十轴颈淬火+低温回火