摘要
介绍了 D2 3G型平车的改造目的、解决措施、主要结构。
Described are the purpose of reform,measures of solution,main structures,testing,as well as application,maintenance and operation testing of the D 23G type long and large flat car.
出处
《铁道车辆》
2001年第5期1-3,共3页
Rolling Stock
