| 1. | The experimental study on soil interaction characteristics of geogrid 单向塑料土工格栅与土界面作用特性的试验研究 |
| 2. | Friction experiment research of direct shear between geosynthetics and soil 塑料土工格栅加筋土抗拉拔特性试验研究 |
| 3. | Experimental study on interface friction of plastic geogrid reinforced earth 塑料土工格栅加筋土结构的振动台试验研究 |
| 4. | Geosynthetics - plastic geogrid 塑料土工格栅 |
| 5. | The creep coefficient method and the time - stress equivalence principle are used to investigate the creep behavior of plastic geogrids 摘要运用蠕变系数法和时间应力等效原理分析塑料土工格栅的蠕变行为。 |
| 6. | Thus the time - stress equivalence principle provides an accelerated characterization technique to evaluate the long - term creep properties of plastic geogrids 时间应力等效原理适用于对塑料土工格栅长期蠕变性能进行加速表征。 |
| 7. | A small scale geogrid reinforced earth experimental model is designed , and its nonlinear seismic behavior under seismic excitation is analysed by seismic finite element analysis method 根据设计的塑料土工格栅加筋土动力特性试验的模型,采用有限元时程分析方法分析了地震作用下模型加筋土的非线性动力行为特性。 |
| 8. | The results show that the ultimate bearing capacity can be increased 10 % - 40 % and the lateral displacement and vertical settlement can be decreased 20 % - 50 % and 30 % - 50 % respectively , if the sand foundation is reinforced by geogrid 由模型试验测量结果得知,在砂土地基中铺设塑料土工格栅,可以使承载力提高10 % ~ 40 % 、侧向位移量减少20 % ~ 50 % 、地基轴线处竖向沉降减少30 % ~ 50 % 。 |
| 9. | The polymer - geogrid reinforced earth seismic characteristic from the analyse of the fea and the model experiment is a good base of deeply researching polymer - geogrid reinforced earth walls under earthquake and is referable to the preparation for design specification of geogrid reinforced earth walls subjected to seismic loadings 本文通过有限元方法和模型试验分析得出的土工格栅加筋土动力行为特性,为将来进一步研究塑料土工格栅加筋土挡墙的动力行为特性打下基础,并将对制定土工格栅加筋土挡墙结构设计规范地震荷载部分有一定的参考价值。 |
| 10. | Secondly , the static stress and strain characteristic of polymer - geogrid reinforced earth is summarized , the pulling stress distributing of the reinforced material in the earth walls , the interface characteristeric between the reinforced material and earth and the friction stress distributing between the reinforced material and earth are analysed 然后,总结了塑料土工格栅加筋土静应力应变特性的一般理论,分析了塑料土工格栅筋材在挡墙中的拉应力分布和塑料土工格栅与土的界面特性以及筋土间摩擦应力的分布。 |