fine ore是什么意思

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用法例句

Research on properties of concrete with pre-hydrated fly ash and grounded furnace slag;

磨细矿粉和预水化粉煤灰在混凝土中的应用

Concrete crack mending material was prepared by Micro-fine Cement(MC),Granulated Ground Blast Furnace Slag(GGBS) and other admixtures.

以超细水泥、磨细矿渣及其它外加剂制备了水泥混凝土路面裂缝灌浆材料,研究了该类材料的耐久性能和收缩性能,并通过热分析及微观形貌的观测分析揭示了材料耐久性的改性机理。

From the point of view of engineering application and taking the GGBS and the composite mineral admixture which contains GGBS and FA as research objective,influence of the mineral admixtures on the performances such as durability and mechanical properties of the cementitious material is investigated.

本课题从工程应用的角度出发,以磨细矿渣和磨细矿渣-粉煤灰复合掺合料为研究对象,着重研究了矿物掺合料对水泥基材料耐海水侵蚀性能的影响。

The chloride binding capability of mortar and paste blended with 70% ground granulated blast furnace slag (GGBS) is greatly increased, especially the chemical binding capability.

研究了磨细矿渣净浆和砂浆对外渗氯离子的结合性能 ,结果表明 :掺加 70 %磨细矿渣可使净浆和砂浆结合氯离子能力、尤其是化学结合能力大幅度增加 。

The settling velocity of fine mineral particles is affected by its interface characteristic.

微细矿粒表面性质对其在水中的沉降有重要的影响,通过理论分析与计算,得出了包含表面性质因素的颗粒沉降的介质阻力公式和沉降末速公式。

PDM vertical mill was studied to be used to produce ultrafine slag.

针对目前球磨机粉磨超细矿渣的缺点 ,本文探讨使用PDM型立磨来生产超细矿渣。

This paper presents the influence of content and fineness of ultrafine slag on the properties of cement pastes and mortars.

通过试验研究,探讨了超细矿渣的细度和掺量对水泥净浆的流动性、凝结时间、抗压强度、化学结合水量以及对胶砂流动性和抗压强度的影响。

The actions of superfine mineral powder in concrete;

超细矿粉在混凝土中的作用

The influences of the fly ash and ground slag on performances of the strength,contraction,frost-resistance,impervious of Cl-and elasticity modulus of the LC45 light-weight concrete was researched.

研究了LC45高强轻集料混凝土掺加磨细矿渣和粉煤灰后,在强度、收缩、抗冻、抗氯离子渗透性能以及弹性模量方面的影响。

Avoiding the shortage of bleeding and viscosity,and improving pumpability can be actualized by using double-mixture with ground slag and fly ash.

　本文介绍了磨细矿渣在商品混凝土中的试验和应用情况,采用磨细矿渣、粉煤灰双掺技术可克服混凝土泌水和粘稠性缺点,提高可泵性。

The use of ground slag will not only cut down the construction cost, but also greatly improve the durability of concrete, including the anti permeability, scour resistance and carbonization of the concrete.

磨细矿渣作为矿物掺合料正在得到越来越广泛的应用 ,它不仅可以降低生产成本 ,而且对混凝土的耐久性具有很好的改善作用 ,如抗渗性、抗冲刷性、碳化性能等。

It is found that fly Ash(FA)reduce Autogenous shrinkage,silica fume(SF)and ground granulated blast furnace slag(GBS)increases Autogenous shrinkage.

为了探讨复合矿物质超细粉对水泥石自收缩的影响规律,将硅灰与粉煤灰、磨细矿渣与粉煤灰2种复合掺合料分别加入水泥浆体中,通过改变粉煤灰与硅灰的质量比、粉煤灰与磨细矿渣的质量比。

The performance of ground granulated blast furnace slag to resist the chloride corrosion is analyzed by the internal chloride e.

为此 ,分析了去冰盐破坏水泥混凝土路面的机理 ,采用实验室内掺氯离子压滤试验法评价和模拟水泥混凝土路面抗去冰盐腐蚀性能 ,并通过压滤法分析了磨细矿渣抗氯离子侵蚀性

After 90 day s curing in 20℃ water, through accelerated freeze-thaw test, the frost resistance of HSC and SFRHSC specimens, with 20% weight of fly ash, silica fume or ground granulated blast furnace slag (GGBFS), were strdied.

采用快冻试验方法 ,研究了掺量分别为20%粉煤灰、硅灰以及磨细矿渣的高强混凝土(HSC)与钢纤维高强混凝土(SFRHSC) ,在标准养护室内浸水养护90天的抗冻性 ,以及在氯盐侵蚀与冻融循环双重因素作用下的抗冻耐久性。