line of pressure meaning in Chinese

压力线

Magnetic memory testing on welding line of pressure pipeline
压力管道焊缝的磁记忆检测
Abstract : this paper introduces the global stiffness , strength and stability of bracing structure with long span , pointing out that the control of bracing structure ' s deflection and elastic module can make the arch ring fit the line of pressure and arch axis and can guarantee the stability of bridge structure
文摘:本文介绍了大跨度支撑结构的整体刚度、强度和稳定性，控制支撑的挠度和弹性变量可使拱圈符合设计压力线与拱轴线，保证桥梁结构的稳定性。