对汽车撞柱的仿真研究
Computer Simulation Research on Car-pole Impact
防撞汽车雷达
collision-proof auto radar
美车汽车货运协会
american trucking association
汽车车灯灯芯生产线
vehicle lampwick production line
汽车车轮用钢380CL
Vehicle Wheel Steel 380CL
汽车车门内饰板
Door board of automobile interiors