1.
Study on Corrosion of Underground Metal Seamless Pipeline in ShenZhen City;
深圳市埋地金属无缝管道的腐蚀研究
2.
The Research on Selection of Marketing Channel of Big Size Steel Tube of Heng Steel Valin;
华菱管线衡钢大无缝钢管营销渠道选择研究
3.
Niobium seamless tubes
GB/T8183-1987铌无缝管
4.
The Problems in the Sub-distribution Channels of Stainless Steel Seamless Tube of PCG Company and How to Solve Them;
PCG公司无缝钢管产品分销渠道的问题与改进
5.
seamless fuel clad tube
无缝燃料元件包壳管
6.
Study of Foundation Style Choice to the Continuous Welded Turnouton on Ballastless Bridge;
桥上无缝道岔无碴轨道基础选型研究
7.
A break in the pipe was found out.
发现管道上有一处裂缝。
8.
High quality stainless pipe valve and seamless welded joint can ensure absolutely air conurbation and durability of pipe system.
高品质不锈钢的管道阀门，无缝焊接的连接口，以保证绝对的气体密闭性和管道系统的耐用性。
9.
Therefore, the issue of how to select the seamless steel pipe standard was discussed in this article.
本文就在城镇燃气工程中对液化石油气管道选用何种无缝钢管标准作一分析说明。
10.
Study of Longitudinal Forec for the Seamless Turnout Scissors Crossing on Ballastless Bridge;
无砟轨道桥上无缝道岔交叉渡线纵向力研究
11.
Model Selection of Switch Rail Heel-End of No.18 Ballastless Jointless Switch
无砟轨道18号无缝道岔尖轨跟端结构选型
12.
Study on longitudinal force for joistless switch on ballastless track bridge
桥上无砟轨道无缝道岔纵向温度力研究
13.
Study on the Bending Additional Longitudinal Force and Displacement of Seamless Turnout on Ballastless Bridge
桥上无砟轨道无缝道岔挠曲力与位移特性分析
14.
A metallic bellows is made from a thin seamless tube.
金属波纹管是由薄壁无缝管制成的。
15.
Research on pipeline girth welding joint with copper infiltration and copper back-up shoes root welding
管道环焊缝采用铜衬垫根焊及焊缝渗铜研究
16.
Research and Design of Continuous Welded Turnout Model on Bridge;
桥上无缝道岔模型试验的设计与研究
17.
Research for Multi-channel Non-gapped Sampling and Analyzing Technique On-Line;
在线多通道无缝采样分析技术的研究
18.
Calculation and Analysis of the Rupture Force of a Seamless Turnout on Continuous Beam Bridge
连续梁桥上无缝道岔断轨力计算分析