英语语法分析

A initial study on surgical treatment selection for obstructive sleep apnea hypopnea syndrome.

阻塞性睡眠呼吸暂停低通气综合征患者手术选择的初步探讨。

Hypopnea a reduction in airflow with oxygen desaturation but no apnea also is important in defining this disease.

呼吸过浅，一种氧气去饱和但没有呼吸暂停症状的气流减少，在定义这种疾病时也很重要。

Objective: to observe the risk factors of thrombosis in patients with obstructive sleep apnea hypopnea syndrome (OSAHS).

目的：探讨阻塞性睡眠呼吸暂停综合征(OSAHS)患者血栓形成的高危因素。