1、

pass design method of indirect forming of rectangular pipe

一种间接成型矩形管的孔型设计方法

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2、

square and rectangular pipe directly forms to square technology

方矩形管直接成方工艺

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3、

heat transfer enhancement in rectangular pipe with longitudinal vortex

矩形管内纵向涡强化传热研究

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4、

control the harden process degree to ensure plastic property of rectangular pipe

掌握加工硬化程度保证方矩管成品的塑性性能

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5、

The workmanship with large section rectangular pipe jacking is hereby described regarding the engineering practice t.

针对工程实际情况介绍了大截面矩形顶管掘进的施工工艺.

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6、
7、

Study on Bending Technology of Big Caliber Thin-wall Rectangular Pipe and Die Design

大口径薄壁矩形钢管弯曲工艺试验及模具设计

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8、

Large Section Rectangular Pipe Jacking Applied to Urban Underground Pedestrian Passageway

大截面矩形顶管施工在城市地下人行通道中的应用

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9、

According to field experience, this paper analyzed the structure feature, welding shortage and reason of large-scale heat exchanger ( e.g. horizontal pipe gas-cooling machines, rectangular parallelepiped) and the main technology and optimized measures in key step during manufacturing.

结合现场施工实践,分析了大型换热器(横管式煤气冷却器,外形为长方形)的结构特点、焊接缺陷与产生原因,以及制造中关键环节应采取的主要工艺及优化技术措施。

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10、

A soleplate is fixedly connected to the bottom of the rectangular steel pipe column, and the soleplate is perpendicular to the major axis of the rectangular steel pipe column.

所述的矩形钢管柱底部固接有底板,所述的底板与所述的矩形钢管柱的强轴方向垂直;

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11、

The utility model is characterized in that the overflow pipe in the circular pipe shape thereof is installed on the water tank in the rectangular groove shape;

其特征在于它的圆管形状的溢流管安装在长方形槽形状的水池上。

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12、

Hydraulic characteristics of Z-type pipe combination with two similar rectangular bends

直角Z形组合双弯管流动特性的研究

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13、

on calculation of passive earth pressure of rectangular sinking well in pipe jacking construction

顶管工程中矩形沉井土抗力计算方法探讨

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14、

rehabilitation of large concrete sewer pipline by sliplining pe spirally winding double wall rectangular-hollow ribbed pipe

用聚乙烯缠绕双壁矩形中空肋壁管修复大口径排水管

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15、

The CAD Analysis for Tee Junction Coupled Rectangular Waveguide The Square Pipe Pass CAD

矩形波导T型接头的CAD分析方矩形管孔型的计算机辅助设计

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