水电站压力钢管直径是一个重要的设计参数。
The diameter of the penstock of hydropower station is an important design parameter.
钢管直径变化使得钢管造价和发电效益同时发生变化。
The change of steel pipe diameter makes steel pipe value and power benefit change at the same time.
立管：直径四英尺的钢管(称为“立管”)将船和钻孔连接起来。
Riser pipe: a four-foot-diameter steel pipe called a riser connects the ship to the borehole.
由于相交钢管的直径、位置及相贯角的不同，其相贯线的形状也不相同。
Due to the crossing connected tubes in different diameters, positions and angles, the shape of the crossing lines are different too.
该方法速度快，精度高，实时性好，可以有效地检测钢管内表面的各种缺陷及钢管内直径。
The method has the advantages of fast speed, high accuracy, good timeliness and various faults on inner surface and inner diameter of a steel tube can be effectively inspected.
的规模。主要生产直径159毫米以下的无缝钢管。
Diameter of 159 mm main production following the seamless steel tubes.
提出一种新的检测钢管内表面质量和内直径的方法。
A new method of detecting the inner surface and inner diameter of the steel tube is introduced.
主要介绍大直径钢板焊接钢管涂敷环氧粉末涂层实验性生产中的施工技术及涂层性能测试。
This paper introduces application technique and performance test of powder coating in experimental production for large - diameter steel plate - welded pipe.
提出了一种新的检测钢管内直径及内表面质量的方法。
A new method for inspecting inner diameter and inner surface quality of a steel tube is proposed.
分析了影响中小直径厚壁电焊钢管质量的因素，并提出了相应的解决措施。
This paper analyses the factors that affect the welded thick- wall steel tubes with middle or small diameters, and provides with corresponding solutions.
以溪南水电站为例，说明小型引水式水电站可以通过造价增加值收益率来科学合理地选择压力钢管的直径。
Take Xinan hydropower station as an example that small type hydropower station as a diversion can select reasonably diameter of pressure steel pipe according to the value increment yields.
介绍了大直径钢管相贯线数控切割机的设计思路、主要结构、性能特点、适用范围和控制实现。
The paper introduces the design thought, main structure, performance character, applying range and control implement of cutting machine for intersecting curve of major diameter steel pipes.
对大直径钢管汇交处的节点进行了设计，提出相关连接方式。
Connecting point of steel tube with large diameter was designed and the related method of connection was also proposed.
对HU -METAL法卷制成型大直径直缝焊钢管残余应力进行了分析讨论。
This article discussed the residual stress of the HU-METAL method formed large diameter longitudinal seam welded steel pipe.
阐述了超高层建筑大直径厚壁钢管的加工新工艺、新技术要求；提出防止焊接裂纹及振动时效消除焊接应力的措施。
The new process technology and technical requirement of large diameter thick wall steel tube for super tall building are discussed.
本文研制了基于视觉检测技术的大直径钢管直线度在线测量系统。
A new on line measuring system for the linearity of steel pipe with large diameter is invented with the technology of visual inspection.
螺旋焊接钢管的直径控制是螺旋焊管生产的重要质量指标之一。
The diameter control is one of the important quality index for spiral welded steel pipes.
边长或直径较小的钢管混凝土柱的浇筑过程中容易产生这种缺陷。
The defects are liable to occur in the concrete-filled steel tubular with small side-lengths or small diameter in the pouring process.
大直径不锈钢管的全位置焊接，根据其特殊的焊接性，提出较合理的焊接工艺和操作方法。
Based on the special weldability of big diameter stainless steel pipe complete welding, puts forward the more reasonable welding process and operational method.
为使厂内制作的钢管桁架各构件满足设计要求，保证现场顺利拼接，借助计算机模型进行钢管桁架空间圆弧的放样和大直径钢管的火焰加工、厂内预组装；
Following sequences were done by SCK in order to keep shop fabricated steel tube trusses and other parts meet with the requirement of design and site assembly.
新管幕工法是我国引进的一种新型地下结构暗挖工法，该工法以沿结构边线顶进大直径钢管为基础，逐步形成大断面地下结构。
The underground structure gradually forms by compressing a serious of great diameter steel pipes into the ground used as a foundation along the edge of the structure.
它是直径约2厘米的不锈钢管。
本文介绍了小直径钢管桩的室内试验和较大直径的钢管桩现场试验。
The laboratory test of small-diameter steel pipe pile and the in-situ test of larger-diameter steel pipe pile are described in this paper.
分析了液态混凝土压强对钢管结构的作用，指出了哑铃形钢管拱先圆管后腹腔灌注顺序的合理性，提出了缀板采用对拉杆加固的方案，并分析了对拉杆间距、直径、材质等对缀板位移和应力的影响。
The schemes of reinforcing batten plates by tie bars are put forward and the effects of the space, diameter and types of tie bar on displacement and stress of batten plates are analyzed.
介绍了UOE成型大直径直缝焊接钢管生产的工作原理、主要工艺及其机械设备构成等。
Manufacture of large - sized straight weld pipes with UOE deforming process is described here, covering the operation principle, major techniques and mechanical equipment composition.
结合国内几个钢管混凝土高层建筑的工程实例，对大直径钢管混凝土浇筑质量检测方法和几种检测方法的优缺点及钢管混凝土浇筑质量措施进行了探讨。
Through several domestic examples of concrete-filled steel tubular high-rise buildings, the placed quality detection method of large diameter concrete-filled steel tubular is analyzed.
阐述了超高层建筑大直径厚壁钢管的加工新工艺、新技术要求；提出防止焊接裂纹及振动时效消除焊接应力的措施。
This article studies the ring die's high temperature wear-resistance in the process of manufacturing the heavy caliber thick-wall seamless steel pipe.
以大直径钢管为结构主体的钢管塔是一种很有发展潜力的新型塔。
The large diameter steel tube tower (LDSTT) is one of the new type towers.
以大直径钢管为结构主体的钢管塔是一种很有发展潜力的新型塔。
The large diameter steel tube tower (LDSTT) is one of the new type towers.
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