concrete mix ratio的意思|示意

This paper researches the mix ratio of C55 concrete and construction technology of Xiaoshawan Bridge box girder, especially the influence of hill sand on concrete performances.

对小沙湾黄河大桥主桥箱梁C55混凝土配合比和施工工艺进行了研究，重点分析了山砂对混凝土性能的影响。

To research the mixing methods of high strength concrete and decide the mix ratio of core concrete of the specimens.

研究高强混凝土的配制方法，在此基础上确定本试验的配方。

Mechanism, Mix ratio design, workability evaluation and test method of high-dropping shake-free self-compacting concrete were put forward.

提出对高抛免振捣自密实混凝土的工作机理、配合比设计、工作性评价方法及相应的试验方法。

The conclusion of this paper have very important vital instructive function about the mix ratio of pumped concrete of concrete filled steel tubular arch bridge.

本文得出的结论对钢管泵送混凝土配合比设计具有重要的指导作用。

The mix design of strong concrete should follow the principles of low water-cement ratio, low sand ratio and high bone-glue ratio, thus the relatively satisfying effect can be achieved.

高强度混凝土的配合比设计应该遵循低水灰比、低砂率、高骨胶比的原则，这样才能达到比较理想的效果。

This paper proceeds some discussion about the optimized sand-ratio, ave rage paste thickness and aggregate packing degree in the packing concrete mix proportion design.

本文对密实混凝土配合比设计中的最优砂率、平均胶结浆体厚度、骨料密实度进行了一些探讨。