structural formulas短语¹⁴⁴⁹⁷²⁺² 基本例句 化学]结构式参较 empirical formula,molecular formula[原型structuralformula的复数 From the definitive names, structural formulas can be written. 国际定形名称，可以写出其结构式。 ebigear Substances which have identical molecular formulas but different structural formulas, are known as isomers. 凡具相同分子式但不同结构式的物质称为异构体。 dictall