Insulators and fittings for overhead lines. Metal fittings. Galvanized square tubes (TG).
架空线路用绝缘子和配件。金属配件。镀锌方管(TG)。
The columns in four of the framed specimens used circular steel tubes while the rest two were square tubes.
框架中的柱有四个使用圆形钢管，而剩下的两个是方形管。
The effects of longitudinal and transverse stiffeners on quasi-static crushing of stiffened square tubes are studied with the nonlinear finite element method.
本文用非线性有限元方法研究了准静态条件下纵向和横向加强筋对加筋方形管压溃破坏的影响。
Varied types of intersecting joints, including gap joint with positive eccentricity for the circular tubes and overlap joint for the square tubes, were also adopted in the design.
设计中还采用了多种形式的相贯节点，包括圆管正偏心的间隙接头及方管的搭接接头。
Our company specialize in various specifications of the stainless steel tube, stainless steel square tubes, stainless steel seamless tube, stainless steel mirror tube, capillary, thick wall pipe!
专业供应各种规格的不锈钢管，不锈钢方管，不锈钢无缝管，不锈钢镜面管，毛细管，厚壁管！
The machine can perform space cutting action on round, square, and cone tubes to make parts combine and connect exactly.
该机床能对圆管、方管和圆锥管等管材进行空间加工，以使工件能精确的组合连接。
Vertical tubes transfer the entire mass of the structure to the ground where they rest on square base plates to spread the load.
竖向支架将整个构架的重量传到地面，构架下面的方形基底起到平均分散重量的作用。
The square collector has the movement pattern as "exchange tubes horizontally and exchange piles vertically".
方形的收集器为“横向换管，竖向换排”的运动方式。
The enhancement of the axial bearing capacity of ordinary square concrete-filled steel tubes was investigated experimentally and numerically.
用试验与数值计算方法研究了普通方钢管混凝土柱的轴压承载能力。
The final product is tubes round, square, and rectangular. form 1in to 5in (regular sections).
最终产品为圆管，方管，矩形管，管子断面从1英寸至5英寸。
The lower prestressed fabricated arch is a new type of latticed steel structure made up of square steel tubes.
低预应力装配式方钢管拱结构是一种新型的结构型式。
The relative sizes of the turn down rims of the fins were determined for the processing characteristics of square finned tubes, the shrink fit technology program of the casing fin tubes was proposed.
针对方形翅片管加工特点，确定了翅片翻边的相关工艺尺寸，提出了套片式翅片管的热套工艺方案。
However, the thin-walled steel tubes are prone to local buckling under axial pressure, especially for the square and rectangular cross-section shape.
但是薄壁钢管在轴向荷载下容易发生局部屈曲，尤其是截面形状为方形或矩形时。
For special-shaped column composed of concrete-filled square steel tubes, research is done by three methods: superposition theory, finite element analysis and axial compression experiment.
并结合方钢管混凝土组合异形柱的推广应用，对梁柱节点和维护墙体作法进行了探讨。
For special-shaped column composed of concrete-filled square steel tubes, research is done by three methods: superposition theory, finite element analysis and axial compression experiment.
并结合方钢管混凝土组合异形柱的推广应用，对梁柱节点和维护墙体作法进行了探讨。
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