low-pressure grouting

例句：

1. 1. The construction crew used low-pressure grouting to reinforce the foundation of the building.
   建筑工人使用低压注浆加固建筑物的基础。
2. 2. During the construction phase, low-pressure grouting is often used to fill in gaps and cracks in the concrete slab.
   在施工阶段，低压注浆常用于填充混凝土板中的缝隙和裂缝。
3. 3. The engineers carefully monitored the pressure during the low-pressure grouting process toensure the integrity of the structure.
   工程师们在低压注浆过程中仔细监控压力，以确保结构的完整性。