moulding index

例句：

1. 1. The moulding index of the material is critical for its strength and durability.
   材料的成型指数对其强度和耐用性至关重要。
2. 2. The moulding index of the new product has been tested and found to be within acceptable limits.
   新产品的成型指数已测试，并发现在可接受范围内。
3. 3. The moulding process requires careful control to ensure the final product meets the required moulding index.
   成型过程需要严格控制，以确保最终产品符合所需的成型指数。