boron-trifluoride的用法和样例:
例句
用作名词 (n.)
- Furthermore, polypyrene microsheets with crystalline structure also have been synthesized in the medium of boron trifluoride diethyl etherate.1.
另外还在三氟化硼乙醚介质中制备出了具有晶体结构的聚芘微米片。 - Green colour,its hardness is only second to diamond and boron carbide.its hardness and brittleness are higher than C.
绿色,硬度仅次于碳化硼和金刚石,比黑碳化硅硬度和脆性略高。