理学 多氯联苯 释 polychlorinated biphenyl; PCB 多氯联苯 联苯苯环上的氢原子被氯原子所取代的化合物的总称。 理学 计算机硬件电路 释 printed-circuit board; PCB 印制电路板 用电子印刷术将覆盖在绝缘基材上的铜箔刻蚀为满足元器件连接要求的导电线路，从而形成的可安装并连接电子元器件的电路板。又称印刷电路板。
计算机硬件 计算机工程制造 释文 printed-circuit board, PCB 印制电路板 计算机硬件 计算机工程制造 释文 printed-circuit board, PCB 印制电路板
- forest cutting to build palace
- forest disease
- forest disease and pest disasters in China
- forest disease disasters in China
- forest diseases and pests
- Forest Diseases and Pests Control Regulation of the People's Republic of China
- forest division
- Forest dormouse
- forest ecological benefit evaluation
- forest ecological benefits compensation fund
- forest ecological compensation
- forest ecological compensation fund
- Forest ecological economics
- forest ecological service function marketization
- forest ecology
- forest economy
- forest ecosystem
- forest ecosystem management
- forest ecosystem nature reserve
- forest ecosystem service
- forest ecotourism
- forest eco-turism
- forest education
- forest engineering
- forest entomology