“聚物”造句
比较不常见的浸蚀多
聚物的化学浸蚀物有酸 、 碱.
Less common reagents that attack polymers include acids, bases.
六亚甲基二异氰酸酯 ( HMDI ) 可用在预
聚物中代替甲苯二异氰酸酯〔TDI〕.
Hexamethylene diisocyanate ( HMDI ) may be used in prepolymer, in place of TDI.
雷酸盐基本上不同于异氰酸盐和异氰三
聚物的盐.
The salts of fulminic acid differ basically isocyanic acid and its trimers.