The microstructure and mechanical properties of the as-cast and heat-treated Mg-4.6Y-2.5Zn-0.6Zr-xSn (x =0,0.2 and 0.5 w......

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在具有水平锚定的扭曲相液晶盒中沿表面法线加一外电场. 此外电场可产生3种指向矢形变: (1)均匀形变, 在这一形变中, 指向矢只沿垂......