Lower Bainite 下贝茵体 ; 下变韧铁
lower bainite duplex 下贝氏体复相
lower bainite nucleation 下贝氏体形核
lower bainite-martensite structure 下贝氏体
lower bainite-martensite duplex structure 下贝氏体
martensite lower bainite duplex structure 马氏体下贝氏体复相组织
The results show that the microstructure was mainly composed of martensite and lower-bainite.
结果表明，实验钢的组织以马氏体和下贝氏体为主。
TEM analysis reveals that the precipitation of short-bar-shaped carbides in lower-bainite can prevent effectively from initiation and propagation of fatigue cracks.
电镜分析指出，复相组织疲劳性能高的原因是复相组织中的下贝氏体回火后析出短杆状碳化物，能有效地阻止疲劳裂纹的萌生及扩展。
The intermedium temperature microstructure of medium carbon alloy steel is upper and lower bainite.
中碳合金钢的中温转变组织只有上、下贝氏体。
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