| 摘要 |
There is represented form panel 1, which is plastic rectangular parallelepiped shaped hollow case 2. On case upper surface the plug-like projections 3 are executed to connect panels together, and for strengthen the connection, in panel cavity, corresponding form height, and outgoing from lower part of case upper surface, the plug-like projections 4; partitions 5 connecting thereto couple of longitudinal parallel sides; and the projections 6 outgoing from case parallel sides are executed, as well. |
