high-density economy and society

例句：

1. 1. Thenew product is designed for high-density storage.
   这款新产品是为高密度存储设计的。
2. 2. High-density memory cardsare becoming increasingly popular.
   高密度内存卡越来越受欢迎。
3. 3. The engineer used a high-density PCB to improve the device's performance.
   工程师使用高密度印刷电路板来提高设备的性能。