| 摘要 |
PROBLEM TO BE SOLVED: To increase in stallion work efficiency at a site. SOLUTION: Four sides are surrounded by square-timber-shaped frame members 9 to 12, and at the same time the upper and lower parts of the frame members 9 to 12 are held between planking for blocking, thus composing a panel body P. Then, insulators are filled into the panel body P while a pipe mat (m) is put. |
