Key;
Laboratory;
for;
Corrosion;
and;
Protection,;
Institute;
of;
Metal;
Research,;
Chinese;
Academy;
of;
Sciences,;
Shenyang;
110016,;
China;
School;
of;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100039,;
China;
半固态合金; 挤压过程; 组织演化; 二次加热; 锆合金; 扫描电子显微镜; Gd; 镁;