| 摘要 |
A closure member of a preferred configuration and the method of making the same. The closure member has a board with a major axis and two panels to sandwich a hollow interior that is partitioned by a plurality of ribs positioned at intervals within the hollow interior, the hollow interior is delimited in a first direction by a pair of opposite end walls. The hollow interior is accessible in a second direction which is substantially traverse to the first direction, and at least one of the two panels is textured during the formation of the board to form a textured outer surface of the closure member, or the hollow interior is filled with a preferred reinforcement means. |
