英语语法分析

This paper introduces regional and subregional transportation models, and their interfacing methods.

介绍了区域交通模型和次区域交通模型，以及两种对接方法。

Regional cooperation should be encouraged, as well as participation by regional and subregional commissions and organizations.

鼓励加强区域合作，欢迎区域、次区域委员会和组织发挥积极作用。

Treating Massive Cavernous Hemangioma in Maxillofacial region by Subregional Suture-ligation Combining with Sclerosing Agent Injection.

分区缝扎加硬化剂注射治疗颌面部大型海绵状血管瘤的体会。