boron carbide powder
英
美
- 碳化硼粉末
双语例句
- The EPMA result showed that the microstructure and composition of B4C powder and coating were quite different before and after oxidation.
电子探针分析结果表明，氧化后碳化硼粉末和涂层的结构和形貌均发生明显变化。
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