structure normativeness 结构规范性
The two connotations of normativeness and functionality are closely related, which are inseparable.
它包括两方面的内涵一是规范性内涵；二是功能性内涵。
Normativeness and pureness of language. Texts of this book are all selected from authoritative textbooks and journals published recently in English speaking countries.
语言的规范性和纯正性。本书中的课文大多选自英语国家新近出版的通信工程教科书或通信工程专业方面的国际权威杂志。
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