| 摘要 |
Even if a board is damaged, a large-scale construction work of replacing the board is not required, and merely application of a product of the present invention to the board of an outlet attachment portion with an adhesive paste makes it possible to prevent the board from being more damaged than it is, and restore the strength of the board, which enables the proper attachment of an outlet. Then, the attachment of the product of the present invention in advance makes it possible to reinforce the outlet attachment portion of the board, and prevent the damage of the outlet attachment portion. Further, after the product of the present invention is attached, the unevenness of the joint portion needs to be inconspicuous.
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