The material conveying system includes one cubical container with same top and bottom and same side wall structures as well as locking units in the side edges for forming the container.
一种材料搬运系统，它包括一个立方体形的容器，该容器具有相同的顶部和底部，且各侧壁结构相同，该容器的各侧壁的侧边缘设有形成容器用的锁定装置。
The material conveying system includes one cubical container with same top and bottom and same side wall structures as well as locking units in the side edges for forming the container.
一种材料搬运系统，它包括一个立方体形的容器，该容器具有相同的顶部和底部，且各侧壁结构相同，该容器的各侧壁的侧边缘设有形成容器用的锁定装置。
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