本文报道了上海地区由粘土和粉砂组成的不均匀地基中的打入桩和压入桩的研究工作。
In this paper driven and jacked piles in non-uniform ground consisting of clayey and silty soils in Shanghai region have been studied.
压入式沉桩是以较小的静压力，使桩克服土体的阻力，把预制钢筋混凝土桩沉入预定的标高，从而获得较大的承载力的桩基工程。
The jacked pile, as one of the types of pile foundation engineering, overcomes the resistance of soil and sinks to the preset level by less static pressure while affording a larger bearing capacity.
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