该方法能直接应用到大型复杂杆系结构的几何非线性问题的求解中。
This method can be applied to the solution of geometrically nonlinear problems for complicated structures.
由于此类结构形式的复杂性，目前对于非杆系结构极限状态的确定及其设计方法尚没有统一的认识。
Since the complexity of this kind of structure types, the research on the design methods of the structures is still immature.
提出移动荷载作用下杆系结构内力包络图的精确计算方法。
An exact method for computation of envelopes of various internal forces of skeletal structures under moving loads is developed.
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