soft packing seal

例句：

1. 1. The new product uses a soft packaging seal to prevent leaks during transportation.
   新产品使用软包装密封以防止运输过程中的泄漏。
2. 2. The company has developed a new technology that can improve the quality of soft packaging seals.
   该公司开发了一种新的技术，可以提高软包装密封的质量。
3. 3.The soft packaging seal is an important factor in ensuring the safety and quality of food products.
   软包装密封是确保食品产品安全和质量的重要因素。