英语语法分析

Objective: to explore a surgical approach to improve the operation effect of glossopharyngeal neuralgia (GPN).

目的：探讨提高手术治疗舌咽神经痛疗效的手术进路。

For glossopharyngeal vagal nerve root, 24.4% contact with vessel (posterior inferior cerebellar artery) surrounding it.

舌咽、迷走神经根与邻近血管（小脑下后动脉）接触的占2 4.4%。

The greatest diameters of Glossopharyngeal Nerve (GphN )> Vagus Nerve , Accessory Nerve and Hypoglossal Nerve were measured .

测量了舌咽神经、迷走神经、副神经及舌下神经的最大直径。