1) sandstone aggregate
砂岩骨料
1.
The alkali-silica reaction(ASR) of sandstone aggregate is determined by means of petrographic examination,mortars-bar test and sol-gel expansion test as well as concrete prism expansion method;and the effect of fly ash on inhibiting the ASR expansion occurred in the sandstone is evaluated.
用岩相法、砂浆棒快速法、溶胶-凝胶膨胀法和混凝土棱柱体法,联合研究了砂岩骨料的碱硅酸反应(ASR)活性,评价了粉煤灰对该砂岩ASR膨胀的抑制效果。
3) mortar aggregate
砂浆骨料
4) lump sandstone
砂岩块料
1.
Connected with the practice of using lump sandstone in the Guanghua Glass Co.
结合山西光华玻璃有限公司使用砂岩块料的实际 ,阐述了厂内干法加工砂岩粉料的弊端。
5) pure sandstone skeleton
纯砂岩骨架
1.
In order to study the relation between the electrical parameter m value of cores of pure sandstone skeleton and the salinity.
为了研究纯砂岩骨架岩心电性参数m值与矿化度的关系。
6) sandstone daggregate yard
砂石骨料场
1.
The miscellaneous problems concerned in optimum design of sandstone daggregate yard of concrete dam were systematically analyzed,on the basis of full consideration of the quanlitative and quantitative index,from quantity,quality,technique,environment protection benefit index.
针对砂石骨料场方案优选中所涉及的因素多而繁琐的问题,进行系统的分析,充分考虑定性和定量指标,从数量、质量、技术、环保、效益指标出发,提出了料场方案选址的多目标模糊优选模型。
补充资料：粉砂岩
| 粉砂岩 siltstone 由粒径为0.0625～0.0039毫米（mm）的粉砂的含量占50％以粉砂岩标本的一种碎屑沉积岩。除粉砂以外其它由砂、粘土或化学沉淀物组成。按粒度划分为粗粉砂岩（0.0625～0.0312mm）和细粉砂岩（0.0312～0.0039mm）。按碎屑成分划分为石英粉砂岩、长石粉砂岩、岩屑粉砂岩（少见）和它们间的过渡类型。根据胶结物成分划分为粘土质粉砂岩、铁质粉砂岩、钙质粉砂岩和白云质粉砂岩。黄土也是一种疏松的或半固结的粉砂质沉积物。粉砂岩多形成于河漫滩、三角洲、潟湖和海洋的较深水部位。
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参考词条