人工研磨 meaning in Chinese
underhand polish
Examples
- Compared to silicon carbide materials , fused alumina materials are of more softness and toughness as well . fused alumina powder is composed of mainly aluminium oxide
与碳化硅相比，刚玉材料相对柔软并且富有韧性，以氧化铝为主要化学成分的人工研磨材料。