摘要： 如何做好引水钢管局部脱空区域的钢衬接触灌浆工作，采用合适的材料和工艺是问题的关键，本文介绍了改性灌浆水泥浆液性能、具体的施工工艺及所取得的施工效果。

Abstract: How to do well in steel lining contact grouting to treat partial gap of diversion steel pipe, the key is selecting appropriate material and technique. In this article the slurry properties of modifying grouting concrete, construction techniques ahd effects are introduced as well.