plane lamina

例句：

1. 1.The engineer designed a new plane lamina for the aircraft.
   工程师为飞机设计了一种新的平面层板。
2. 2. The scientist found that the plane lamina was made of carbon fiber composites.
   科学家发现，这种平面层板是由碳纤维复合材料制成的。
3. 3. The construction company used the plane lamina to reinforce the beams in the bridge.
   建筑公司使用这种平面层板来加固桥梁的梁。