The criterion judging strength and stability problems may be obtained by using the concept of additional moment, and the general character of these structures is that they belong to strength problem.
并用附加弯矩的概念论述了区分压杆的强度和稳定问题的标志，说明压杆的第二类稳定问题和梁柱问题具有共性——均属于强度问题。
The criterion judging strength and stability problems may be obtained by using the concept of additional moment, and the general character of these structures is that they belong to strength problem.
并用附加弯矩的概念论述了区分压杆的强度和稳定问题的标志，说明压杆的第二类稳定问题和梁柱问题具有共性——均属于强度问题。
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