top beam

Research on Intelligent Control Device for Beam-pumping Unit; Design of Large Cantilever Top Beam in Allotype Double as Footbridge

游梁式抽油机的智能型节能系统研究兼作人行天桥的新型大悬挑异型盖梁设计

the conductive metal strip forms a flat shape, and is embedded on the intermediate position below the top beam of the guide rail.

导电金属条呈扁平状，嵌装在导轨顶梁的下方中间位置上。

Structural displacement could be effectively controlled by establishing the earth anchor in the top-beam.

通过在压顶梁上设置土锚杆,可以有效控制支护结构变形.

Theory of surface thermal lens signal in optical coating with cw modulated top-hat beam excitation

光学薄膜测量时平顶光束激励的表面热透镜理论模型

Design of Large Cantilever Top Beam in Allotype Double as Footbridge

兼作人行天桥的新型大悬挑异型盖梁设计

Most types of top contact shoes simply hang from a beam suspended between the axleboxes of the bogie.

多数类型的上触式集电靴被在转向架的轴套之间的一个悬挂杆吊着。

Through the simulation concluded that: hydraulic damping hole diameter, cone angle valve, column, liquid supply pipe diameter, top beam diameter and column stiffness on column uninstall impact significantly.

通过仿真得出：液控口阻尼孔直径、阀芯锥角、立柱直径、供液管路直径、顶梁及立柱刚度对立柱卸载冲击影响明显。

Research in Joint of Tube Pile and Top Beam in Bracing of Deep Foundation Pit Engineering

深基坑支护工程中管桩与圈梁连接节点研究

Experimental Reasearch on Static Behavior of I-Beam with a Rectangular Concrete-Filled Tube Top Flange SEPARATING RESEARCH ON STABILITY CONDITION OF H-SECTION AND I-SECTION STEEL BEAMS

上翼缘为矩形钢管混凝土的工字形梁静力性能的实验研究区别处理H型钢梁与工字钢梁稳定性条件

According to a lot of field tests and numerical efforts, the spatial deformation mode of the top beam and pile is deduced for the cantilever soldier pile retaining structure in rectangular excavation; and the expression of the potential energy is derived for the total supporting system.

以矩形基坑悬臂排桩支护结构为研究对象，通过分析现场实测数据和数值计算，归纳出了冠梁和支护桩的空间变形模式，建立了整个支护系统的能量表达式。

With practical examples, installation of pier top beam section to sum up the construction process, construction process and stressed the important and difficult.

结合工程实例，对墩顶梁段安装施工工艺进行总结，并强调施工过程中的重点和难点。

If the two ends of the top beam are all free it can only harmonize the displacement and force of the piles.

圈梁两端自由时，圈梁作用仅限于对各桩之间力和变形的协调。

The interaction between laser beam and plasma arc, which changed with laser power and welding speed, had an important influence on weld width and ratio of bottom to top width of weld.

激光/等离子电弧协同效应随激光功率和焊接速度变化而不同，从而影响复合焊焊缝的熔宽和熔宽比。