题目内容
The shear stress coefficient circle K is (?).
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The shear stress coefficient thin wall tube K is (?).
The shear stress coefficient Rectangle K is (?).
The maximum bending shear stress of a cross-section of a transverse bending beam must be located on the neutral axis of the section.
When the round bar is bent in two directions, the maximum stress of the beam bending in two planes can be calculated respectively. After superposition, it is the maximum stress of the round bar
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