The prepared luminescent thin film is uniform, compact and without cracking.
制备的发光薄膜均匀致密无开裂。
Directional solidification could improve hot rolling formability of magnesium ingot effectively. The total deformation could reach 94% without cracking when hot rolling was held at 673k.
定向凝固工艺可有效提高镁合金铸锭的热轧成形能力，在轧制温度为673k的条件下进行热轧，总变形量可达94%以上而不出现裂纹。
Directional solidification could improve hot rolling formability of magnesium ingot effectively. The total deformation could reach 94% without cracking when hot rolling was held at 673k.
定向凝固工艺可有效提高镁合金铸锭的热轧成形能力，在轧制温度为673k的条件下进行热轧，总变形量可达94%以上而不出现裂纹。
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