摘要
为控制地表沉陷量 ,实现农田保护和建筑物下采煤 ,兖州矿区多次进行了综采放顶煤开采条件下覆岩离层注浆减沉试验 ,取得了较好的减沉效果 ,积累了许多宝贵经验 ,对推广应用该项技术有一定的指导意义。
To control surface subsidence,protect agricultural fields and realize coal mining under buildings,grouting tests have been conducted by Yanzhou Mining Complex with satisfaction.The results of these tests can be taken by similar mines for reference.
出处
《中国矿业》
北大核心
2001年第3期34-37,共4页
China Mining Magazine
