特殊环境条件 轨道车辆结构用铝合金积挤压型材
Wrought aluminum alloy extruded profiles for railroad vehicle structures for special environment
标准状态
发布于：2005-07-04
实施于：2005-12-01
已废止
基本信息
内容预览
Wrought aluminum alloy extruded profiles for railroad vehicle structures for special environment