| 摘要 |
PROBLEM TO BE SOLVED: To reduce the cost of handling, execution of work, inventory and the like, and improve executionality, workability, and the like. SOLUTION: A substrate member for external facing P is formed by arranging a plurality of long-bar-shaped square timbers so as to cross each other, wherein the crossed parts are coupled in a rotatable manner. The substrate member for external facing P is formed on a substrate 1.
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