| 摘要 |
A prefabricated solid structure provided with a frame including struts arranged in a rectangular shape as viewed on a plane, side beams and upper side beams horizontally extending to couple the struts together, and inner side beams coupling the side beams. The frame is constituted by detachably fastening the struts, side beams and upper side beams, and side beams and inner side beams together all by using bolts and internally threaded members.
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