A cathode - ray - tube ( CRT ) faceplate made of transparent spinel ( MgAl 2 O 4 ) is developed.
摘要透明尖晶石陶瓷面板投影管的屏和锥采用了低熔点玻璃 封接 .
In heavier seas the agreement is in the range 0.7 to 1.0 mgal.
在海上条件恶劣时,符合范围在0.7-1.0毫伽之间.
The phonon dispersion relations of magnesium aluminium spinel MgAl 2 O 4 are calculated by using frozen phonon method.
本文利用冻结声子法计算了镁铝尖晶石的声子色散关系和常压下的各种热力学性质.