classification mark造句

例句与造句

1. Catalogue classification mark
   图书目录分类号
2. The classification mark if library is a basic watt at the integration at science and technology , only by being normal and accurate management of mark can we guarantee ha quality
   摘要图书分类标引是一项科学性与技术性相结合的基础工作，只有标引准确、规范管理，才能保证其质量。
3. It's difficult to find classification mark in a sentence. 用classification mark造句挺难的