boron family 基本解释
网络 硼族元素
重点词汇
boron family 双语例句
- 1、
The study penetrates into the flame-proofing mechanism of flame retardants of boron family and their developing trend both at home and abroad narrated in detail.
对硼系阻燃剂的阻燃机理进行深入研究并详细叙述了其国内外发展概况。

