nano-zinc retardancy的用法和樣例：
例句
- This product is produced with fire retardancy additives to maximize safety for industrial environments.
該產品具有阻燃性能，極大地增加了工業環境安全性。 - Flame retardancy of a high polymerization degree PVC, plasticizer and flame retardant elastomer is studied.
研究了高聚合度聚氯乙烯樹脂與增塑劑及阻燃劑共混彈性體材料的阻燃性能。
