Performance characteristics of J85 Conerete Accelerator is explained and mechanical properties of tEe concrete admixed with it is reviewed.
介绍了J 85混凝土速凝剂的性能特点，阐述了掺加该剂的混凝土物理力学性能。
Based on the investigation of our hydraulic concrete durability problems, a new concept of High performance hydraulic Conerete (HHPC) was put up in the paper.
本文提出了水工高性能混凝土的新概念。并通过我国水工混凝土的耐久性问题的调查分析，指出开展水工高性能混凝土研究的迫切性和必要性。
Based on the investigation of our hydraulic concrete durability problems, a new concept of High performance hydraulic Conerete (HHPC) was put up in the paper.
本文提出了水工高性能混凝土的新概念。并通过我国水工混凝土的耐久性问题的调查分析，指出开展水工高性能混凝土研究的迫切性和必要性。
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