| 1. | Study of the gravity structure with shiplock base on the methodof finite element 衡重式闸室结构的有限元分析 |
| 2. | Balanced cup fruit grader 衡重杯式水果分级机 |
| 3. | A weight that acts to balance another ; a counterpoise or counterweight 衡重体能与另一个平衡的重量;衡重体或平衡锤 |
| 4. | Consequently , the optimum design of gravity retaining walls with balancing platform are of great engineering significances and potential economic effect 因此,衡重式挡土墙的优化设计研究具有重要的工程实际意义及潜在的巨大经济效益。 |
| 5. | By applying th e system to the design of an engineering project , the comparison of results of optimum design with that of routine design shows that the test results are reasonable and economic 0高级编程语言利用面向对象技术开发出衡重式挡土墙辅助优化设计系统brwcad 。并以该系对一工程设计实例进行了应用与验证,效果良好。 |
| 6. | Then , combined with the accumulated experiences , proceedings to be paid attention during design and construction and the necessities of optimum design as a result of the shortcomings for common design are pointed out for the walls 并以此为基础,结合国内外已有工程实践经验,对衡重式挡土墙的常规设计加以探讨,指出了设计与施工中需重点注意的事项。 |
| 7. | For the known fabric , it is essential to judge the weaving difficulty through both clearing degree of shedding and warp end - breakage level in weaving process , describing both the sizing difficulty and loom weaving ones in formula with figures 对已确定的品种,其织造难度主要从是否有利于开清梭口和减少经纱断头两方面衡重,且可用公式定量地表述上策难度和上机织造难度。 |
| 8. | Based on the known theoretical research at home and abroad , common theories of earth pressure and their adaptabilities are discussed in this paper , and emphases are put on the methods of earth pressure calculation and checking of strength and stability for retaining walls with balancing platform , especially under the condition of cohesive filling soil and over loading 本文基于国内外挡土墙土压力理论研究现状,对常用土压力理论及其适应性等进行了论述,重点分析与探讨了衡重式挡土墙的土压力计算方法,特别是对其上、下墙背、墙后填土为粘性土及存在超载等情况下的土压力计算、墙身强度与稳定验算方法等进行了研究。 |
| 9. | As the balancing platform tends to make the barycenter move backward , a more balancing stress distribution under the wall , a higher and steadier wall can be achieved . furthermore , the resupine back of the downward wall not only works reasonably , but also can reduce the amount of excavation and filling obviously . so gravity retaining walls with balancing platform are applied heavily 衡重式挡土墙因具有衡重台使墙身重心后移、墙底应力趋于平衡,可提高挡土高度、增强墙体稳定性;且仰斜式下墙不仅受力合理、还可减少开挖与回填量等优点而被大量采用。 |
| 10. | According to an analysis of the current various optimum methods , a new mixed type of genetic algorithm are proposed , which overcomes some typical limitations such as the decrease of hunting efficiency lack of hunting competence near the optimal solution . with a model for optimum design setup , the system brwcad are worked out with the advanced language visual basic6 . 0 and the object - oriented technique 此外,针对衡重式挡土墙常规设计存在的弊病,指出其优化设计的必要性与重要性,并在比较分析已有优化方法优缺点的基础上,引入并提出了一种新型混合遗传算法进行优化设计,解决了临近最优解搜索效率降低、搜索能力不足等缺陷。 |