intermediate impregnation

例句：

1. 1. The process of intermediate impregnation is crucial for the final quality of the product.
   中间渗透过程对于最终产品的质量至关重要。
2. 2. During the intermediate impregnation stage, the material is treated to improve its strength and durability.
   在中间渗透阶段，材料受到处理以增强其强度和耐用性。
3. 3. The intermediate impregnation process helps to remove any residual solvents from the fabric before it is dyed.
   中间渗透过程有助于在织物染色前去除任何残留溶剂。