P The surface characteristics of ribbed bars shall be such to ensure adequate bond with the concrete.
2
详细介绍了带肋钢筋套管冷挤压技术在施工中的具体应用。
The article introduces the application of twisted steel sleeve cold extrusion technology to construction in detail.
3
用金相方法观察了采用临界奥氏体控轧控冷工艺生产的带肋钢筋的组织及其分布。
The microstructure and its distribution of ribbed bar, produced by critical austenite control rolling and control cooling, were observed by means of microscope.