INDICATION : Metal - free crowns , veneers, inlays, onlays or metal supported crowns, bridges and implant supra - structures.
顺应症: 非金属 冠,贴面, 嵌体, 高嵌体或金属烤塑冠 、 桥、种植上部构造.
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The MHD effect on liquid metal free surface jet flows under magnetic field has been investigated.
分析了磁流体力学效应对液态金属自由表面射流稳定性的影响.
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