1.
plastic corrugated pipe with double thin wall
双层薄壁塑料波纹管
2.
smooth on inside PVC double wall corrugated pipe
PVC内光外波纹双壁管
3.
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。
4.
Construction Technology of Socket HDPE Double-wall Corrugated Pipe
承插式HDPE双壁波纹管施工技术
5.
Research on Circumferential Stability of Thin Wall Metal Bellows under External Pressure with Tensile Displacement;
薄壁波纹管拉伸位移条件下周向稳定性研究
6.
Discussion on the quality control points of double-wall corrugated drainage pipes works
浅谈双壁波纹管排水管道工程的质量控制要点
7.
Research on Axial Tension Failure of Twin Jewels Corrugated Pipe Water Filter
双壁波纹管滤水器轴向拉力破坏试验研究
8.
The Friction Measurement in Corrugated Plastic Pipe as Prestressing Cable Duct
采用塑料波纹管的预应力管道摩阻试验研究
9.
Application of VSL Plastic Bellow and Determination of Its Friction Coefficient
威胜利塑料波纹管的应用与其摩阻系数的测定
10.
Hidden Trouble and Countermeasure of Plastic Bellows for Prestressed Concrete Engineering
塑料波纹管在预应力工程中应用隐患及对策
11.
Measurement and Analysis on the Attrition Loss of Prestress Wire of Plastic Corrugated Tube
塑料波纹管预应力摩阻损失测试与分析
12.
Key Factors of Plastic Bellows in Bridge Construction
塑料波纹管在桥梁施工中的关键因素控制
13.
dual wave length thin layer chromatogram scanner
双波长薄层色谱扫描仪
14.
Test and Analysis of Dew Having an Effects on Heat Preservation Capability of Double-plastic Greenhouse
结露对双层塑料薄膜温室保温性能的影响测试分析
15.
Research on the Plastic Thin-wall Parts Injection Molding Surface Quality Control;
塑料薄壁注塑制品成型表观质量控制研究
16.
Table of universal wall thickness of thermoplastics pipe
GB/T10798-1989热塑性塑料管材通用壁厚表
17.
Latter Pre-stressed Plastic Corrugated Pipe’s Application and Vacuum mud Jacking Construction Craft
后张预应力塑料波纹管的应用与真空压浆施工工艺
18.
Overlay Welding Crack Testing Based on TOFD
TOFD方法在薄壁堆焊层裂纹类缺陷检测中的应用