| 摘要 |
<p>The frame structure (1) has a horizontal base frame (2) and a horizontal cover frame (3), which are composed of profile segments in each case. The base frame and the cover frame are connected with each other in a detachable manner by vertical corner-posts (4) and form a self-supporting structure, in which the plate-like filling material is inserted for filling the structure openings between the profile segments and the posts for enclosing the sound insulating cabinet.</p> |
