英语语法分析

Objective:To investigate the perioperative nursing intervention of the nasal poly endoscopic surgery for chronic sinusitis or rhinopolypus.

目的探讨慢性鼻窦炎、鼻息肉的内镜手术治疗前后的护理干预措施。

Objective to study the clinical medical technology of rhinopolypus surgery, the changes and development of medical expenses, and to find the relationship between them.

目的研究近十年来鼻息肉手术临床医疗技术及医疗费用的变化趋势，以及两者之间的关系。