查询词典 normal cement

The main materials of cement are limestone, clay, silica sand, and iron ore, etc, among them the limestone accounts for 75%- 85%, it is the main materials of cement.

水泥主要原料为石灰石、黏土、矽砂、铁矿等，其中石灰石约占75﹪~85﹪之间，是主要原料。

High-Al cement or calcium aluminate cement, soft clay, kyanite, Al2O3 and/or SiO2 powder, and naphthalenesulfonic acid-formaldehyde condensate.

铝硅质原料是焦宝石、莫来石或高铝矾土中的一种或几种以上，其中Al 2 O 3 ≥45％；结合剂为高铝水泥或纯铝酸钙水泥；高铝水泥占喷补料总量不少于5％，其中Al 2 O 3 ≥46％，CaO≤40％；纯铝酸钙水泥中Al 2 O 3 ≥69％，CaO≤25％；烧结剂和可塑剂为软质粘土，膨胀剂为蓝晶石；外加剂为萘磺酸甲醛缩合物。

For example,52.5 MPa clinker can generate 42.5 MPa cement containing 30% limestones by mass when LCAA was used in the cement.

在水泥工业中，它主要作为煅烧水泥熟料用的生料来使用。

With the development of mullers and technology in the world in the past ten years,some cement factorys and cement machine shops having used and mended diversified mullers one after the other .

近十几年来，随着国内外粉碎设备与技术的发展，一些水泥生产厂家和水泥机械制造厂相继使用和改进了各种粉碎设备。

According to a kind of new compound mineral material ,the paper researches the HPC's strength with water cement ratio,cement's substitution rate and sand ratio variating.

针对一种新型的复合矿物掺合料，研究在不同水胶比、不同水泥替代比例以及不同砂率情况下，对这种高性能混凝土的强度影响。

Results show that:(1) X-ray fluorescence spectrometer is the best method to detect total concentration of heavy metals in eco-cement.(2) Solid waste-extraction procedure for toxicity of solid waste is not suitable for cement system.(3) Long-term leaching test can be used to predict the long term leaching characteristic under certain situation.

试验结果表明：(1)荧光光谱法是最优的总量测定方法；(2)目前我国常用的浸出毒性测定方法不适用于水泥体系；(3)长期浸泡方法可用于测定特定条件下重金属的长期浸出性。

Edge collapse, honeycomb and surface voids in the slipform paving cement concrete and shrinkage of hardening concrete used in highways are studied in this paper, which is a part of western traffic project, frost resistance of cement concrete, supported by traffic ministry of China.

本文针对交通部西部交通项目水泥混凝土抗冻融耐久性能研究中高速路面混凝土滑模施工过程中的塌边和麻面以及硬化混凝土收缩等现象展开研究。

Taking the tests of the cement slipform concrete construction in Hai nan province, it discusses the selection of the optimum mixture ratio thus acquiring the amount of cement, sand ratio, gradation type and the use of additive.

通过总结海南省公路水泥混凝土滑模施工配合比试验与实践，探讨水泥砼的最佳配合比，以便确定水泥用量、砂率、级配类型、外加剂用量等指标的合理选用。

We can supply : Grey portland cement for construction 42.5 N/R Grey portland cement grade 42.5 R according to British and SABS standards DIN EN 197-1200 or ASTM C 150

我们可供应：灰色波特兰42.5N/R建筑水泥灰色波特兰42.5 R水泥，符合英国和SABS标准DIN EN 197-1200或美国ASTM C 150标准

Through two index including the expansion and viscosity of the cement paste, the influence of mineral admixture on the rheologic properties of cement paste and the compatibility of the additive have been investigated in this paper.

通过水泥浆体的扩展度和黏度2个指标来研究矿物掺和料对水泥浆体的流变性及与外加剂的相容性的影响。

When I started coding, I had problems with the ASF file writer.

当我开始编码，我曾与ASF文件作家的问题。

I know that in one of the schools the boys have risen up in the classroom and enlisted in a mass.

如果你们也和他们一样，是集体自愿的话，你们的老师将是多么地光荣啊。