Influence of cement/sand ratio on behavior of cement mortargeniposidic acidsupercritical fluid extractionBox-Behnken designoptimizationplantain seedsPresents the table of contents of the proceedings.doi:10.1108/JEDT-07-2012-0031Luigi MolloEmerald Group Publishing LimitedJournal of Engineering Design and ...
cement aggregate ratio 灰骨比 cement water ratio 灰水比 相似单词 sand cement 水泥砂土 cement n.[U] 水泥,接合剂 v. 1.[T]接合,用水泥涂 2.[I]粘牢 习惯用语: cement in 用水泥灌入 cement out 置换出来,沉淀析出 sand n. 1.[U]沙 2.[C,U]沙滩 v.[T]用砂纸(或打磨机)打磨 ratio...
Initially set quality standards for recycled coarse aggregate. Analysis of the recycled coarse aggregate replacement rate, the rate of sand, water-cement ratio and other factors on the workability of recycled aggregate concrete. 翻译结果2复制译文编辑译文朗读译文返回顶部 ...
If cement slurry at high water-cement ratio is permeated into the sand layer, water bleeding phenomena will appear and lead to inhomogeneous performance of the grouted body, with lower performance in the upper part and higher performance in the lower part of the grouted body. 展开 ...
aMany different concrete mix designs can be prepared with lightweight aggregates, several types of sand and gravel,different water to cement ratios, and admixtures. Concrete pipes are usually formed using zero-slump concrete or concrete with a very low water to cement ratio. 许多不同的混凝土混合...
Winter construction, sand and stone determination of water content to the site to, timely adjustment of water cement ratio and proportion of sand and stone. 翻译结果4复制译文编辑译文朗读译文返回顶部 winter time of its construction, sand, stone of moisture content to the site measured, timely adju...
aIn the concrete rubble maximum particle size and the ratio of the conveying pipe diameter appropriate for 1:3, sand ratio should be between 40% ~ 45%, water cement ratio should be between 0.5 ~ 0.55, the slump should be between 15 to 18 cm. Before concrete pouring should know the ...
Water/cement ratioSand gradingMasonry buildingsThe main role of mortars in masonry walls is to bind individual units such as brick, stone, and block together, as well as to distribute the stresses uniformly. Knowing the mechanical properties of fresh and hardened mortar is crucial to ensure ...
(2012), gravel/sandG/Sratio, granular rangeD/dand grain size of granular concrete mixtures. All these properties were related to common criteria that are regarded in the design of concrete. Of these criteria, it is worth pointing out the cement/waterC/Wratio whose impact on a number of ...
1) cement-sand ratio 灰砂比1. This paper puts forward the concrete contents of concrete seepage controlling and water saving design, including the design of water-cement ratio of concrete, the optimized proportion of different sand grains, the optimized selection of aggregates, the determination of...