Still there are many factors hinder tray processing plant of processing efficiency.

至今仍有许多因素制约着纸盒加工厂的加工效率.

互联网

This paper proposes two new full - text indexing models to improve query - processing efficiency of IR systems.

提出两种新型全文索引模型,用于改善信息检索系统的查询效率.

互联网