| 1. | A lateral restricted swelling constitutive relationship , in which the effect of water content and axial loading are considered , has been proposed . 5
建立了膨胀岩在侧向约束，轴向加压条件下侧限膨胀应变与含水率、轴向荷载之间的关系。 |
| 2. | 2 . by using the rmt - 150b servo rock testing system , we have performed uniaxial compression test and analysed mechanical parameter of swelling pressure at different water contents . 3
利用自制的膨胀仪，对红山窑膨胀岩进了侧向约束无荷载膨胀试验、侧向约束轴向加压条件下的膨胀试验以及膨胀压力测试。 |
| 3. | By analysing testing data , we do a study of relations between lateral swelling strain and water content , between lateral swelling strain and axial loading , and between swelling pressure and water content . 4
通过试验资料整理分析，深入探讨了膨胀岩的侧向约束下轴向膨胀变形与含水率之间的关系、轴向膨胀变形与轴向荷载之间关系以及不同始末状态膨胀压力发展规律。 |
| 4. | The results of tests show that these reinforcing measures can prolong the fatigue life of the specimen to more than twice times . it is found there exists one arch effect in the specimen owing to the lateral restraint , and it makes the phenomenon of apa specimen cracking indistinct
同时，关于apa粱式试件疲劳损伤断裂过程的模拟分析发现，由于apa梁式试件两侧的侧向约束，在试件内产生一种所谓的拱形效应，导致apa试件断裂现象不显著。 |
| 5. | This paper discusses the performance of load bearing under different boundary conditions by model test and finite element analysis . the x - side binding of the supporting surface connecting with up - side chord member of slice arch is the most important factor that affects membrane effect of the slab . the load bearig capacity of the slab with fixed end increased forty percent of the capacity of the simple - supported slab , because membrane effect of the slab with fixed end is remarkable
本文通过模型试验和有限元分析，较深入地探讨了在不同边界条件下微弯板的受力性能，结果发现与拱片上弦杆连接的支承面有侧向约束条件是影响微弯板的薄膜效应最重要的因素，当该支承面为固结状态时，薄膜效应十分显著，其承载力比简支约束微弯板的承载力提高了约40 。 |
| 6. | Based on the laboratory swelling experiments , the influence of water content and the axial loading on the dilatational strain and the relationship between swelling pressure and water content of swelling rock in hongshanyao project is systematically studied in this thesis . the main research work includes : 1 . by using the swelling - odometer we made ourselves , we have performed lateral restricted swelling test and swelling pressure test
本文在总结前人研究的基础上，通过大量的室内试验研究、试验资料整理，深入分析探讨了南京红山窑水利枢纽工程区域膨胀岩膨胀变形与上部荷载的关系、膨胀变形与含水率的关系以及膨胀力发展与含水率关系，提出了膨胀岩在侧向约束条件下含水率、上部荷载双重影响时膨胀变形的关系，建立了本构关系并应用于工程。 |
| 7. | Engineering measures for pre - consolidation and treatment of cut soft foundation with high pressure jet grouting pile or anti - slide pile are presented , together with engineering measures for consolidation of inclined soft embankment foundation with gravel pile and lateral restrained pile , and the methods of design , construction are also introduced in detail . 6
提出了高压旋喷桩或抗滑桩预加固整治堑软基的工程措施；提出了采用碎石桩和侧向约束桩加固倾斜基底路堤软基的工程措施，并对设计、施工、检测进行了详细介绍； 6 |
| 8. | This thesis aims to analyze how to select and assign prestressed tendon , how to design anchorage bearing joint , how to control the crack , how to calculate the axial prestressed force and the third moment and how to design the edge column of top layer . on the base of the research in and out our country and construction of the prestressed structure , some helpful conclusion and suggestion are presented , which is suggestive for the design and construction of long span continuous prestressed concrete frame
本文将综合设计与施工两个方面，对预应力筋的选用、布置，锚固区的设计及构造处理，裂缝问题，侧向约束对梁轴向预压应力及柱中第三弯矩的影响，顶层大跨边柱设计等几个问题进行系统的分析研究，并在国内外研究和大量工程实践的基础上，提出了一些建议和预防措施，对此类工程设计和施工有一定的参考价值。 |
| 9. | According to different transverse difference in temperature and lengthways difference in temperature , the paper gave the method of computing temperature effect including : 1 ) the stress ot1 caused by nonlinear difference in temperature . 2 ) the constrain stress o t2 in undetermined structures by equivalent difference in temperature . 3 ) the constrain stress ot3 caused in undetermined structures by even difference in temperature tm
针对具有不同性质的横向温差和纵向温差，本文分别提出了预应力结构的温度效应的计算方法，包括： 1 )非线性温差引起的自约束应力_ ( t1 ) ； 2 )等效线性温差引起的超静定结构的约束太原理工大学硕士学位论文应力民3 ）均匀温差tw引起超静定结构中的约束应力4 4 ）均匀温差tm引起梁的轴向变形受到柱的侧向约束，与预应力筋的温度变形之间的差异引起的预应力的变化。 |
