the hollow beam construction comprising at least an army may be ribbed, butwith at least one opening or an inlet side tranversale is étendat from the beam.

• 1. 从工件的至少一个横向钻孔的通入口去除毛刺的设备、具有设备的钻孔站和用于利用钻孔站去除毛刺的方法 [P] . 中国专利： CN111050963A . 2020-04-21
• 2. 包括具有开口的至少一个叶片的、用于流体压缩装置的扩散器 [P] . 中国专利： CN107965473B . 2021.07.27
• 3. construction element for the slab, partitions, roofs, etc, comprising at least one hollow beam reinforced, possibly ribbed [P] . 法国专利： FR1281091A . 1962-01-08

  机译： 平板，隔板，屋顶等的建筑构件，包括至少一个加强的空心梁，可能是带肋的

• 4. prefabricated concrete beam with an army at least in the area of strength of the beam. [P] . IT7823689D0 . 1978-05-23

  机译： 至少在梁的强度区域内用一支预制混凝土梁。

• 5. a construction beam with at least an army consisting of several hollow blocks. [P] . BE587986A . 1960-06-16

  机译： 具有至少一支由几个空心砖组成的军队的建筑梁。

• 1. Application of quadratic spline-beam element in stability analysis for ribbed cylindrical shell construction [C] . Wenliang Ma, Dongyu Ji 2011 International Conference on Electric Technology and Civil Engineering . 2011
• 2. Fluorescence Anisotropy Sensor Comprising a Dual Hollow-Core Antiresonant Fiber Polarization Beam Splitter [O] . Hanna Izabela Stawska, Maciej Andrzej Popenda 2020
• 3. RETRACTED ARTICLE: Fabrication and Construction of Cable-Supported Ribbed-Beam Composite-Slab Structure [O] . Wentao Qiao, Qi An, Dong Wang, 2017
• 4. Stability of Charged Beam Propagation Through a Relativistic Hollow Electron Beam. [R] . Uhm, H. S. 1981