medium-densityCOCA¹⁴⁹¹⁶⁸BNC²³⁶²¹³⁺¹ 基本例句 🌏中密度;介质密度;中等密度 Bakelite resin which is produced by reacting phenol with formaldehyde is used to bind wood fibres in pressed wood such as medium-density fibreboard MDF and formica. 酚醛树脂是通过对酚醛甲醛起反应而合成,通常用于加压木质纤维来制造中密度纤维板 MDF和福米卡家具塑料贴面。 yeeyan