| 摘要 |
<p>A connection system forms a double-T-cross-section comprised of a wooden web and a top flange in the form of a covering concrete plate in combination with bottom flange in the form of a wooded material plate. The flexible connection seam between the web and the upper flange is designed so that wooded tongues are connected with pin-shaped connectors, to tightly bind with the bottom flange.</p> |
