矿渣混凝土

By adding YJ-504 corrosion inhibiting composite concrete additive and adopting the match technique of slag powder and fly ash,the high performance concrete shows excellent properties of low Cl-diffusion coefficient and freeze-thaw cycles ;The property of corrosion inhibition on steel of YJ-504 corrosion inhibiting additive satisfies completely the demands of related standard.

采用YJ-504复合型混凝土防腐阻锈剂，辅之以矿渣粉和粉煤灰双掺技术配制的高性能混凝土，表现出优异的抗氯离子扩散、抗冻融循环破坏性能；YJ-504复合型混凝土防腐阻锈剂的阻锈性能完全满足相关标准规定要求。

Slag is the most important application of alternative concrete equivalent concrete cement production.

矿渣粉最重要的应用是等量替代混凝土中的水泥进行混凝土生产。

In this paper,the effect of factors such as fly ash,slag,water-reducing admixture and paste state of sur-face of concrete structure on impermeability and carbonation resistance of fair-faced concrete was analyzed using raw mate-rials applied in different construction section of Nanjing Changjiang River 3 Bridges.

本文以南京长江三桥不同标段清水混凝土为原材料，研究了粉煤灰、矿渣、减水剂、结构表面的浆体状况等对清水混凝土抗渗、抗碳化等耐久性的影响。

Using it, HHC can be produced; THREE HIGH (high flowability, high strength and high durability) concrete can be prepared; the concrete containing X FLOUR , such as XHPC , XHSC (High Strength Concrete containing X FLOUR), XSHPC , XSHC, and XHHC, can be used in the condition needing chemical corrosion resistance and so on; the technique of construction can be renewed, and economic, environmental, ecological and other benefits can be received.

对X粉混凝土技术经济分析的结果表明：由于X粉价格低廉，流化与增强效应十分显著，因而，用其配制的混凝土成本很低，优于同等条件下的硅灰、矿渣和粉煤灰，具有美好的开发利用前景。

The results indicate that the amount of chloride ion sedimentation is attenuated by the natural logarithm function of distance from external surface of the sample,and the corresponding attenuation rate is changed greatly by the ratio of water to cement and mineral admixture such as slag. Chloride ion is mainly deposited in surface zone under dry-wet cycle condition.

试验结果表明：混凝土内部不同位置处水溶性氯离子的沉积量与离表面的距离之间存在自然对数的衰减关系，且混凝土的水胶比和矿渣等因素对其衰减速率存在较大的影响。

In recent years, various mineral admixtures such as fly ash, blast furnace slag, silica fume along with superplasticizers have been used to produce concrete with high strength and durability.

近年来，人们采用低水胶比，掺加粉煤灰、磨细矿渣和硅灰等矿物掺合料和高效减水剂的方法配制高强混凝土，但对高强混凝土的体积稳定性缺乏系统的研究，在工程实践中高强混凝土的收缩开裂问题也显得比较突出。

Based upon experimental study the advantages of double-admixing concrete with micro-powder of slag and ground fly ash in the application of mass concrete and high-performance concrete,which provide good references for the promotion of FS double-admixing concrete.

通过试验研究，阐述了矿渣微粉和磨细粉煤灰双掺混凝土在大体积混凝土以及高强混凝土中的应用优势，并列举了具体的实例加以验证，为FS双掺的推广奠定了基础。

Design and optimize HSC of fine sand and pebbles with Dn-'s optimum design,explore the internal law between water-bond ratio,the amount of super fine slag powder,sand rate and properties of HSC,and build the corresponding mathematical model.

用Dn 最优设计的方法试验设计并优化配制了细砂、卵石高强混凝土，探索了细砂卵石混凝土中水胶比、磨细矿渣粉掺量、砂率与高强混凝土性能之间的内在规律，并建立了相应的数学模型。

The paper presents the favourable influence and improvement actions of slag on sulfate resistance of concrete.

从几个方面阐述了矿渣对混凝土抗硫酸盐侵蚀性能的改善作用，讨论了在矿渣使用过程中需要特别注意的掺加量和养护制度问题。

Durability tests of the specimen,including tests of abrasion resistance,infiltration resistance,frost resistance(routine frost and coupling with the frost and salt), shrinkage were done.

为了提高路面混凝土的耐久性，通过机理分析，将炼钢时的废渣磨细后，作为第6组分掺入水泥混凝土中，制作了高性能路面混凝土试件，并对掺磨细矿渣高性能路面混凝土试件进行了耐磨性、抗渗性、抗冻性(包括一般冻融和盐冻耦合)及收缩性的试验。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐