printed circuit mother board

例句：

1. 1. The printed circuit mother boardis crucial for the electronics industry.
   印刷电路板对于电子行业至关重要。
2. 2. The engineerdesigned a new printed circuitmother board to improve efficiency.
   工程师设计了一种新的印刷电路板以提高效率。
3. 3. Theprinted circuit mother board contains thousands of tinycomponents that work together to perform complex functions.
   印刷电路板包含成千上万的微小组件，它们共同执行复杂的功能。