搜索结果: 1-3 共查到“材料科学 DC”相关记录3条 . 查询时间(0.074 秒)
Weldability of 440 MPa galvanized steel with inverter DC resistance spot welding process
Resistance spot welding SPRC440 SGARC440 Inverter DC spot welding system Lobe diagram
2010/8/17
Resistance spot welding is a process that uses resistance Joule heat which occurs when a high current is applied with contact resistance that exists between metals and their specific resistance. This ...
Influence of electric field DC-component on AC-response of ferroelectric powder
Ferroelectric BaTiO3 powder Effective dielectric permittivity Interdigit dielectrometry
2009/12/2
Purpose: of this work was to establish whether ac-response of freely stocked micro-granular ferroelectric matter
on fringe measuring electric field depends on constant component presence VDC (or DC-...