pre-impregnated material

例句：

1. 1. This pre-impregnated material is used to reinforce the structure of the building.
   这种预浸料材料用于加固建筑物的结构。
2. 2. The engineers were able to use this pre-impregnated material to create a stronger beam.
   工程师们能够利用这种预浸料材料来制造更坚固的梁。
3. 3.The pre-impregnated material was applied before the concrete was poured, ensuring that it would not shift during the pouring process.
   在混凝土浇筑之前，先应用这种预浸料材料，确保它在浇筑过程中不会移位。