本文提出了高强混凝土的原材料必须精心优选,以确保高强混凝土的成功配制和高强混凝土强度的稳定性。
In this paper, it is emphasized that the raw materials for high strength concrete should be elaborately selected in order for its successful design and strength stability.
从制品结构和模具浇口设计、原材料和成型条件的优选诸方面对长条形注塑件翘曲变形进行了系统的试验研究。
This paper introduces the experimental studies on the warpage of injection molded strip parts in the design of part structure and mold gate and the selecting of molding conditions and materials.
通过对混凝土原材料的优选和配合比的优化,配制出了高品质的自密实混凝土。
By rationally selecting concrete components and optimizing concrete mix proportion, high quality self-compact concrete was produced.
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