单词cyanoguanidine
n.: 氰基胍网络: 双氰胺;二氰二胺;盐酸西咪替丁杂质
氰基胍
Study of Stabilization of POM by Polyamide and Cyanoguanidine
聚酰胺和双氰胺稳定聚甲醛的研究