1) 50 t depressed center flat car
50 t凹底乎车
2) temperature retraction-50 test
T-50试验
3) 50# steel axle
50钢车轴
1.
According to the performance requirements of relevant standards on 50# steel axle, technicians made heat processing tests in the lab and production field respectively, and determined the optimum heat processing parameters of 50# steel axle.
根据相关标准对50钢车轴性能的要求,分别在实验室和生产现场进行热处理实验,确定了50钢车轴最佳的热处理工艺参数。
4) 50 axletree steel
50车轴钢
1.
The abnormal block and black round structure of 50 axletree steel was studied and analyzed using optical microscopy, transmission electron microscopy, electron probe and so on.
产生这种组织的主要原因是50车轴钢锻造后混晶现象严重及存在特别粗大晶粒。
5) 50~# axle steel
50~#车轴钢
1.
The S-N curve of 50~# axle steel is determined by the ultrasonic symmetric bending fatigue system(20 KHz).
介绍了对称弯曲超声疲劳试样的设计及其加工误差的影响,并利用对称弯曲超声疲劳系统(20KHz)测定了50~#车轴钢的S-N曲线。
6) 50 t EAF
50 t电弧炉
补充资料：底栗车
【底栗车】
（术语）Tiryagyoni，译曰畜生见名义集二。
（术语）Tiryagyoni，译曰畜生见名义集二。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条