Zannell administration of the Communist Party of China

摘要

This research is Wu Shou.Synthetic resin structural pipes commonly used for drainage pipes and wires, especially,The direction of the secondary learning path has been formed and structural strength has been formed,The technical composition of this study,The utility model is composed of a wall part (20) on both sides of the bottom (10) and the upper part (10) which are opened on the upper side and are connected with the two sides of the upper part (10),The ground panel part (10) and the two side wall parts (20), the inner side of which extends to the length direction as a whole,From the above aspect (a) protrudes to the lateral side of the length direction, the extended transverse muscle part (b) and,It is composed of the lateral surface (c) of the lateral part of the superior transverse muscle (b),Above my profile (a),In the transverse direction (b),Between the outer sides (c), learning in the horizontal direction (d) forms the inner view of the middle attack.