microstruet相关论文
With thick plates of 2219 high-strength alloy, the microstructures of welded joints with twin wire MIG welding were anal......
介绍了热镀铝锌钢板表面镀层的化学成分、微观结构、热镀工艺、耐蚀和延展性能一由于微观结构耐腐蚀机理及作用不同,相同镀层厚度的......