水泥

Using special alumine grog as aggregate and powder,adding active SiO2 fine powder and α-Al2O3 fine powder,using pure calcium aluminate cement as bonding agent,and adding effective additives,the prepared mixture was shaped by casting vibration,then a kind of lower cement and high alumina casting preformed block was made.

以特级矾土熟料为骨料和粉料，配以活性SiO2微粉和α－Al2O3微粉，以纯铝酸钙水泥作结合剂，并加入有效的外加剂制成混合料，经浇注振动成型，得到一种低水泥高铝质浇注料预制块。

Khosla's investments include Calera, a carbon-capturing-cement start-up founded by a Stanford expert in medical cement; Amyris, which has Berkeley malaria researchers working to turn sugar into diesel; and Soladigm, which exploits semiconductor-industry expertise to make energy-efficient windows.

科斯拉的投资包括由一位斯坦福大学医用水泥专家新成立的吸碳水泥制造公司Calera，有多名加州大学伯克利分校疟疾研究人员研究糖转柴油技术的Amyris以及利用半导体技术生产高效节能窗户的Soladigm。

The infection factors on the mechanical property of the backfilling body are investigated by use of the regression method to coordinated test data.

用回归的方法分析试验数据，研究对充填材料力学性质的影响因素。结果表明，决定充填体强度的主要因素是作为胶凝材料的水泥，干料中水泥含量从7.69%增加到20%，对应试件的强度增幅非常大。

This paper briefly introduces the production and the characteristic of high Belite cement, and discusses the main reason of its good workability, high long-term strength and perfect durability,meanwhile,also discusses its adaptability to the climate of Hainan.

简要介绍了高贝利特水泥的生产及其特性，讨论了高贝利特水泥具有工作性好、长期强度高和耐久性好的主要原因及其与海南气候的适应性。

Compared with the high performance dam concrete for the Three Gorges Project, the low-heat and high performance dam concrete with High Belite Cement has excellent properties as follows

高贝利特水泥的研究，是中国建材院负责的国家&九五&重点科技攻关成果，顺应了水泥胶结材的发展方向。

oil well sandy belite cement, hydration and hardening, structure of hardened cement paste, strength character.

为了探讨进一步提高该水泥使用温度的可能性，对贝利特型砂质油井水泥在150。

As raw materials,and under the condition of 1 250 ℃,the high iron belite aluminate cement is made,whose mineral ingredients are 51 %～55 % of C_2S,20 %～30 % of C_4A_3,and 12 %～25 % of C_4AF;and whose strength in 1 d cement can reach(35 MPa),and that of 28 d cement can reach(66 MPa).

用高碳粉煤灰及石灰石、石膏等为原料，在1 250℃条件下烧成了高铁贝利特硫铝酸盐水泥，其主要矿物组成C2S为51%~55%，C4A3-S为20%~30%，C4AF为12%~25%；水泥1 d强度达35 MPa，28 d强度达66 MPa。

Firing belite sulphoaluminate cement with dusulphurize ash displacing gypsum and part of limestone was studied in this article.

刘辉敏，利用脱硫灰烧制贝利特-硫铝酸盐水泥研究了脱硫灰替代石膏和部分石灰石烧制贝利特-硫铝酸盐水泥。

By way of f-CaO chemical analysis and thermal analysis, the article studied the influence of K_2O on the mineral of C_2S or C_4A_3 which chiefly formed a cement of high silicon belite sulphur aluminate cement .

目的为研究K2O对高硅贝利特硫铝酸盐水泥主要矿物C2S和C4A3 S的影响，为含有钾的低品位矿物原料生产高硅贝利特硫铝酸盐水泥奠定了基础。

This paper mainly discussed the hydration mechanism of calcium barium sulphoaluminate mineral, belite cement and belite-calcium barium sulphoaluminate cement.

阐述硫铝酸钡钙矿物、贝利特水泥和贝利特－硫铝酸钡钙水泥的水化机制。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。