本文阐述了软弱地基的土质特征，并从水文工程地质理论观点出发，对软弱地基中水泥类化学灌浆固结机理进行探讨。

Properties of the soil of soft foundation is expressed. According to the theory of hydrological geology, consolidation mechanism of chemical cement grouting in soft foundation is probed.

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该化学体系施工简便，固结强度高，有效期长，对渗透率损害小。

It has the advantages such as convenient construction, high consolidation strength, long va lid period and small permeability damage.

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