Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚甲醛树脂主应用领域。

1,3,5-trioxane is an important chemical used primarily as a monomer for the production of high-molecular weight polyacetals and secondarily as a chemical intermediate.

聚甲醛是一种化工产品,主用作生产聚甲醛工程塑料单体,也用作化工中间体。