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分析了配制高强混凝土的途径和影响井壁极限承载力的主要因素，提出了减薄井壁厚度的主要技术措施，研究了硅粉高强混凝土等的配比及特性。
The ways of preparing high strength concrete and the main factors that affect the ultimate bearing capacity of the shaft lining are analyzed. The main technical measures to reduce the thickness of the lining are put forward. The proportion and properties of the high strength concrete with silica fume are studied.