The massive concrete proportion design for main pier bearing platform of Sifangtai Bridge in winter construction was mainly introduced.
本文重点介绍了四方台大桥主墩承台大体积混凝土冬季施工配比的设计。
The stability of single layer shell is the main control factor of its construction design, which the primary proportion is the dynamics stability.
单层网壳的稳定性能是该种结构设计的主要控制因素，动力稳定是单层网壳稳定性能的主要组成部分。
This paper briefly introduces the developing history, advantages, design methods of match proportion of powdery coal ash concrete and the points for attention in construction as well.
简要介绍了粉煤灰混凝土的优点、配合比设计方法以及施工注意事项。
When carrying out winter concrete construction, how to correctly and quickly design construction mix proportion of winter concrete with local cement in short period is mainly clarified.
主要对冬期施工时使用地方水泥，试验室如何在短期内准确快捷地进行混凝土配合比的设计作了阐述。
This paper deals with materials, design parameters. construction batch strength and design of mix proportion for underwater concrete cast in a major diameter cast in place pile.
论述大直径灌注桩水下浇注混凝土时的材料选择、设计参数选择、施工配制强度及配合比设计。
The structural design can decide that the structure the best proportion, and calculates the structural element which and the detailed material the construction needs.
结构设计能决定结构的最佳比例，并计算出构建所需的结构部件和详细资料。
The structural design can decide that the structure the best proportion, and calculates the structural element which and the detailed material the construction needs.
结构设计能决定结构的最佳比例，并计算出构建所需的结构部件和详细资料。
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