The optimum adding percentage of high alkali fly ashes is about 12% to coal gangue and 15% to clay.
制砖原料中灰渣在煤矸石及粘土中加入最佳分数分别为12%和15%。
The impacts of chelator on metal speciation concentrations correlativity and fly ashes oxidation ability are different.
络合剂的存在对飞灰氧化能力影响与金属形态浓度相关性的影响是不同的。
The melting characteristics and behavior of heavy metals of fly ashes were investigated under different melting temperatures.
对城市垃圾与煤混烧飞灰进行旋风熔融试验，分析了不同熔融温度条件下熔渣的微观形貌及重金属行为。
In this paper, the chemical activity of commercial fly ashes with different type taking from Shanghai area are researched and compared.
对上海地区多种商品粉煤灰的化学活性作了研究与比较。
For optimized fly ashes, specific surface value determined by air permeability method is more desirable than fineness value by sieve analys...
对于优化粉煤灰，用透气法测定其比表面积比用筛析法测定的细度，更适宜于表征粉煤灰的品质。
In general, hardened fly ashes compacted at the optimum moisture content are with higher hexavalent chromium leachability than hardened fly ash slurry.
一般来说，干硬击实粉煤灰硬化体中六价铬离子的溶出量较泥浆硬化体的高。
Activity of CFB fly ash was excited by compound activators and the experiment of replacing cement by quantities of CFB fly ashes in concrete was introduced.
介绍了采用复合激发剂，对流化床飞灰活性进行激发，在混凝土中以流化床飞灰大掺量替代水泥的试验研究。
The aim of this paper is to study the distribution of some major and trace elements in high alumina fly ashes, which can provide the direction for the utilization of this kind of fly ash.
本文旨在研究部分主微量元素在高铝粉煤灰中的分布规律，从而为其资源化利用提供科学依据。
Coal, slag and fly ashes were sampled from a 300 MW utility boiler. The concentration of mercury, arsenic in these samples and the particle size distribution of the fly ash were determined.
对某300MW燃煤电厂锅炉进行煤、渣、飞灰取样后，测定煤和燃烧产物中汞和砷的含量，研究了电除尘四个电场飞灰中汞与砷的分布特点。
The properties, environmental damages of fly-ashes were briefly introduced, and its applications in rubber filler were summarized in this paper.
本文对粉煤灰的性质、环境危害作了简单介绍，并对其在橡胶材料中的应用作了概述。
This paper presents basic mechanics properties about building mortar admixed with fly ash "two ashes powder".
本文介绍了使用粉煤灰双灰粉的建筑砂浆的性能。
This paper presents basic mechanics properties about building mortar admixed with fly ash "two ashes powder".
本文介绍了使用粉煤灰双灰粉的建筑砂浆的性能。
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