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
- in situ acceleration
- in situ air sampling
- in situ air sparging
- in situ analysis
- in situ analysis technolog for soil organisms
- in-situ bioleaching
- in-situ blasting technology
- in situ brightening
- in-situ chemical oxidation
- in-situ combined loading tester
- in-situ combustion
- in-situ combustion device
- in-situ combustion production
- in-situ composites
- in situ conservation
- in situ conservation of fishery organisms
- in-situ crushing leaching mining method
- in situ decomposition of livestock manure
- in-situ direct shear test
- in situ dry distillation technique
- in situ electrochemical Raman spectroscopy
- in situ electrochemical sum frequency generation spectroscopy
- in situ electrochemistry scanning electron microscopy
- in situ electrochemistry transmission electron microscope
- in situ exploration