题目内容

Welded I-section beam webs are provided with transverse stiffeners, the purpose is ( ).

A. Improve the bending strength of the beam
B. Improve the shear strength of the beam
C. Improve the overall stability of the beam
D. Improving the local stability of the beam

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Age hardening can increase steel ( ).

A. Weldability
B. Strength
C. Toughness
D. Plasticity

When calculating ( ) of a beam, the geometric parameters of the net section are selected.

A. Normal stress
B. Shear stress
C. Overall stability
D. Local stability

The bearing capacity of axially loaded compression member in the steel structure is generally determined by ()

A. strength
B. stiffness
C. section
D. stability

For a cross-shaped section and I-section column, which one is prone to fail in the mode of torsional buckling? （）

A. cross-shaped section member
B. I-section member
C. both may occur
D. neither will occur