BPA is commonly used in food and drink packaging, where the molecule is usually locked in as part of a complex polymer.
双酚a一般用于食品和饮料包装,其分子作为复合聚合物的一部分,通常是固定的。
A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants.
木质素一种复杂聚合物,是木头非碳水化合物的主要组成物,作用是凝聚纤维素并增强细胞壁的强度。
A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants.
木质素一种复杂聚合物,是木头非碳水化合物的主要组成物,作用是凝聚纤维素并增强细胞壁的强度。
应用推荐