标引工具书是主题标引时必不可少的参考工具书.Indexing reference books are the essential tools for subject indexing.摘要标引关键词是科技论文的基本要求.Indexing of key words is required by sci - tech research papers.自由标引本身存在着缺点,克服缺点的最佳方法是后控制技术.Free marking has s...

“标引”的拼音为：biāo yǐn...

“标引”的英语可以翻译为：index，indexing ...