The article introduces the general character of soft soil roadbed and the treatment scheme of sand cushion and plastic drain board.
介绍了软土路基的共性，砂垫层、塑料排水板处理方案。
2
This paper discusses the character of the vertical dynamic compression of the corrugated boardcushion and the plane dynamic compression of the corrugated boardcushion.
介绍了瓦楞纸板衬垫垂直方向和平面方向的动态压缩特性。
3
The results showed that the new type of corrugated cardboard box was better than the gray paper board box in cushion performance and wear resistance.