multiple-part core box

例句：

1. 1.The engineer designed a multiple-part core box for the machine.
   工程师为机器设计了一个多重部件核心盒。
2. 2. The company uses a multiple-part core box to improve its product quality.
   该公司使用多重部件核心盒来提高其产品的质量。
3. 3. The new design of the core box is more efficient and cost-effective.
   新型核心盒的设计更加高效且成本效益高。