For multilayer welding on steels, pulsed arc welding is recommended.
2
为探讨多层钢胶复合材料的力学性能及联合工作特征进行了大量试验。
Experiments have been carried out to explore mechanical properties and co working characteristics of the multilayer steel glue composite material.
3
目的分析对弹性楼板的不同开洞比例和开洞位置的多层钢框架房屋的地震作用反应。
This article aims to analyze the seismic response of multistory steel structure considering elastic floor with different openings such as different positions and different proportions.