方法采用一针法鼻小柱鼻翼脚复位固定，以缩窄和平齐鼻底；注浆锚索在小煤柱巷道群加固工程中的应用
Methods The correction consisted of the following procedures : reposition of the columella and nasal alar crus by one tractional suture with nostril base narrowing ; Application of Grouting Cable Anchor in Small Coal Pillar Roadways
齐底