| 1. | Verification of ultimate limit states
承载能极限状态验证 |
| 2. | Ultimate limit state design
极限状态设计 |
| 3. | This resonance usually exceeds serviceability limit state and ultimate limit state ; endanger hydropower station ' s economic operation , even safe operation
这种共振往往超出厂房结构的正常使用极限状态和承载能力极限状态，威胁水电站的经济运行乃至安全运行。 |
| 4. | In the elasto - plastic analysis , it is proposed that the composite beam arrives at the ultimate limit states of capacity when the stain of the outside edge of the cross - section reaches the ultimate stain
我国《钢结构设计规范》 ( gbj17 ? 88 )中有关截面承载力的计算基本是沿袭国外的算法，结合我国实际而制订的。 |
| 5. | The strength ductility and crack property of the high effective pre - stressed rein - forced concrete hollow slab with the medium strength spiral - continuous - ribs steel bar can meet the need of the current codes and specification by calculating the normal limit state and ultimate limit state of the pre - stressed reinforced concrete slab with middle strength spiral ribs steel wires
通过对以中强螺旋肋钢丝为受力筋的预应力空心板的承载力极限状态及正常使用极限状态的计算，证明以中强螺旋肋钢丝为受力筋的预应力空心板，其强度、延性及裂缝性能均符合现行规范规程的要求。 |
| 6. | On the basis of the concept of combination of action effects of modem prestressed concrete structures proposed by the authors , the ultimate limit states design proposals of normal section of prestressed concrete structures considering the effects of secondary moment and secondary axial force are presented in the paper
在作者提出的现代预应力混凝土结构设计荷载效应组合建议的基础上，给出了合理考虑次弯矩和次轴力影响的各类预应力混凝土结构正截面极限强度设计计算建议。 |
| 7. | Abstract : on the basis of the concept of combination of action effects of modem prestressed concrete structures proposed by the authors , the ultimate limit states design proposals of normal section of prestressed concrete structures considering the effects of secondary moment and secondary axial force are presented in the paper
文摘:在作者提出的现代预应力混凝土结构设计荷载效应组合建议的基础上，给出了合理考虑次弯矩和次轴力影响的各类预应力混凝土结构正截面极限强度设计计算建议。 |
