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- The double groove steel is suspended under the two nodes of bottom chord of steel roof truss to prevent the bottom chord from stretch bending. 文章论述了在设计中采用钢屋架下弦两节点下悬吊双槽钢作为分布梁避免钢屋架下弦拉弯工作。
- The Application of the Prestressed Concrete of Bonded Post Tensioning in the Construction of a Large Span Roof Truss. 后张法有粘结预应力砼在大跨度屋架施工中的应用
- An example of a timber roof truss having a single post is given in Fig. 11, which illustrates an isometric view of a common form of roof construction. 图11所示为带一个立柱的木屋顶桁架的示例。它展示的是一个普通屋顶结构的轴侧图。
- Suspended equipments on the lower chord level of the roof truss exceed those of any other hangars in China both in numbers and in weights. 屋盖下弦布置悬挂设备的数量和吊重均为国内机库之首位。
- The machinery used in the construction of arch roof truss of grain reserve depot in Xianyang as well as operation key points are introduced. 介绍了咸阳市粮食储备库拱板屋架的施工机具设备以及操作要点,探讨了拱板在屋面预制施工中的关键环节,并提出了操作要点,保证了工程的施工质量。
- In the drivage of the coal drift in the Zhangji coal mine, most of the coal drift is revealed to be composite roof. 在中厚煤层复合顶板条件下,合理确定小煤柱尺寸及巷道支护参数,可提高煤炭回收率,保证巷道正常掘进和在服务期间内的使用。
- Under the I-beam steel erecting shed support in the composite roof and pressure centralized area,the pressure relief support and archor belt strengthening support are applied. 在复合顶板及压力集中区域内用工字钢架棚支护方式下,采用卸压支护及锚带加强支护技术,减轻了棚子的压力,有效地控制了棚子变形,满足了支护的要求。
- Abstract In this paper, the basic method of the prestressed concrete of bonded post tensioning in the construction of a large span roof truss and the realization of using the XM anchorage is expounded . 本文结合工程实际论述了后张法有粘结预应力砼在大跨度屋架施工中的基本工艺以及XM系列锚具的应用体会。
- To the engineering defect that the concrete strength is not up to the design strength required in the construction of roof truss with arch plate, the crack-resisting analysis is preceded. 结合工程实例，针对粮食仓库建设中拱板屋盖施工混凝土强度未达到设计强度的工程问题，进行T拱板屋盖下弦的抗裂分析和计算。
- Under composite roof inthe No.2 seamof Tunlan mine,bolt-rope strenthenningsupporttechnique is utilized to control roof ad decrease rock pressure,which has achieved good economic bene-fit. 介绍了屯兰矿在2号煤层复合顶板条件下,采用锚索补强支护技术,有效地控制了巷道顶板离层,减轻了矿山压力显现现象,取得了较好的经济效益。
- The deep well coal road cable of small diameter hole and high pre-tension structure and craft were studied according to the condition of high stress and composite roof in Fengcheng coal field. 结合丰城矿区高地应力、合顶板等复杂地质条件,研究深井条件下煤巷锚索采用小孔径、加高预应力的结构形式和施工工艺。
- vertical tie post in a roof truss. 支持屋顶的三角形桁架中平行的直柱。
- Monitoring of Guangzhou Gymnasium Steel Roof Truss 广州体育馆钢结构屋架安装监测
- Roof truss lower chord elevation 屋架下弦标高
- Lifting Technology for Large Span Steel Roof Truss 大跨度钢屋架吊装技术
- She and I can't live under the same roof. 她和我不能住在一起。
- Research on Bolting Support in Composite Roof 复合顶板锚杆支护方法研究
- prestressed reinforced concrete roof truss 预应力钢筋混凝土屋架
- Development of new insulation composite roof slab 新型保温复合屋面板的研制
- Armored concrete roof truss of prestressing force 预应力钢筋混凝土屋架
