用shape beam造句子，“shape beam”造句

2、Calculation method of kinematic parameters for the unusual shape beam pumping unit.

1、FEM analysis on behavior of unstiffened welded steel moment connections between box-shape column and H-shape beam

3、The roof of the exhibition center is a cable tensioned box steel shape beam structure, and the roof of the reception hall and the conference center are I shape steel beam structures.

4、The new-type double layers wheel shape beam strings prestressed steel roof truss was used in Guangzhou Nansha Gymnasium.