| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the following problems: the conventional method of making a wall panel of a composite material includes a large number of processes; materials and manufacturing equipment require high costs; and there are problems in fire resistance and heat retention property. Ž<P>SOLUTION: A reinforcement is provided with an opening, and a reinforcing frame equipped with a reinforcing metal part and a surface material of a wall panel are bonded by using concrete. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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