| 1. | Have you fixed the derrick substructure in position
井架底座固定好没有？ |
| 2. | If the node returned is an element with substructure ,
如果返回的节点是包含子结构的元素， |
| 3. | Progress of substructure construction for the approach viaduct
施工中之高架桥桥墩建造工程 |
| 4. | Row action method for system of linear equations with substructure
线性方程组子结构行处理法 |
| 5. | Design rig ' s mast structure & rig ' s substructure
油井的钻机的井架，珩架及底座结构件的设计。 |
| 6. | The substructure or foundation of a building
建筑物的基础、根基。 |
| 7. | Substructure technique for transient wave of flexible body with impact
柔性体撞击瞬态波子结构法研究 |
| 8. | Design rig ' s mast structure & rig ' s substructure
油井的钻机的井架，珩架及底座结构件的应力分析和设计。 |
| 9. | Tta for construction of bored pile and substructure of bridge c7
桥钻孔桩及下层结构的临时交通管理措施 |
| 10. | Application of link substructure to nonlinear dynamic system analysis
连结子结构在非线性动力学分析中的应用 |
