龙门石窟的魏字洞造像内容丰富 ,题材多样 ,雕刻精美。作者通过对它完工年代 ,孝昌年造像集中 ,众多优婆夷、比丘尼参与及南北壁主像等情况的分析和研究 ,推断此洞窟的功德主应是胡太后之从姑。 Longmen Grottoes Wei Zi Dong rich content, diverse themes, beautifully carved. The author analyzes and studies the situation of its completion, filial piety in Xiaochang years, numerous excellent Poets, the participation of Bhikkhuni and the main image of the northern and southern walls. It is concluded that the main merit of this cave should be the followers of the post-emptiness of the empress dowager.