摘要
指出了D18A型凹底平车在运用和检修中发现的问题,并给出了改进建议。
The problems found in operation,inspection and repair of D18A depressed center flat cars are pointed out,and suggestions for improvement are given.
出处
《铁道车辆》
2015年第5期40-41,共2页
Rolling Stock
关键词
凹底平车
检修
改进
depressed center flat car
inspection and repair
improvement