tar-oil preservative

例句：

1. 1. The tar-oil preservative is used to protect the wooden furniture from moisture and decay.
   这种石油防腐剂被用来保护木质家具免受潮湿和腐烂。
2. 2.The company uses this tar-oil preservative to ensure the quality of its products.
   该公司使用这种石油防腐剂来确保其产品的质量。
3. 3. The tar-oil preservative helps to extend the lifespan of the paint by preventing it from degrading over time.
   这种石油防腐剂有助于延长油漆的使用寿命，因为它防止了随着时间的推移而降解。