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
- product algebraic variety
- product analysis
- product archives management
- Product Assortment
- product availability assessment
- product baseline
- product brand
- product bundle
- product category
- product category theory
- product chain complex
- product channel
- product cipher
- product class
- Product Classification for Statistics
- product code
- product competitive intelligence
- product-complete category
- product complex
- product configuration
- product contact surface
- product control characteristic
- product cycle
- product data exchange
- product data management