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

并介绍了树脂的特性和主要应用领域。

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.

三重要的化工产,主要用作生产工程塑料的单体,也用作化工中间体。