The key point in making underwater concrete of drill hole grouting pile is that it requires high fluidity.
钻孔灌注桩水下混凝土配制的关键是要求流动性要好。
By analysis of the reasons that produced quality accident of the drill hole grouting pile construction, it is put forward the prevention measures and methods that should be adopt in quality accident.
通过对钻孔灌注桩施工过程质量事故发生原因的分析，提出预防质量事故发生的措施和处理方法。
After grouting of drill hole at here, the mining production has been recovered.
对此处实施钻孔注浆后，恢复生产。
After grouting of drill hole at here, the mining production has been recovered.
对此处实施钻孔注浆后，恢复生产。
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