| 摘要 |
<p>According to the invention, the arrangement comprises a primary support (A) fixed to the structure (5) and a secondary support (C) which can be manipulated by means of a machine, these two supports comprising means which interact for fastening the secondary support (C) onto the primary support (A), and the secondary support (C) comprises means for carrying the tensioning jack (V). According to the method of the invention, a part is fixed to the structure to be prestressed, facing the use position of the jack, and a support capable of carrying the jack in the suitable use position is added to this part. <IMAGE></p> |
