查询词典 fly ash

Enhancing the activity of Al from fly ash is the key to improve Al-extraction efficiency of fly ash by analyzing chemical composition and physical properties of fly ash.

通过对粉煤灰化学组成与物相构成进行分析，指出增强粉煤灰中铝的活性是提高粉煤灰提铝效率的关键。

The particles of fly ash are separated by sieve method The fly ash of different size distribution is ground by traditional mill The effect rule of traditional grinding method on different particles of fly ash and the mechanism of improvement on quality of fly ash are discussed The results show that traditional grinding affects on crassitude particles actively but not fine particles .

将通过筛分得到的不同粒径范围的分选灰分别用普通球磨机磨细，探讨普通磨细方式对不同颗粒组成的粉煤灰的影响规律及其提高粉煤灰品质的机理。

indicate that there is a strength peak when the fly-ash content is 10%.And activity of fly-ash has correlation with the strength of cement fly-ash stabilized hoggin.

水泥粉煤灰稳定碎石是一种新近提出的路面基层材料，其具备了水泥稳定类和二灰稳定类材料的优点，并摒弃了两者的缺点，具有很好的技术性能。

At present, it always directions the mixture ratio and aggregate grade of cement-fly ash bound macadam mixture according to the experience of lime-fly ash bound macadam or cement bound macadam mixture. It is hard to avoid wasting material and labilization of the construct quality. Thereby it made the applications of cement-fly ash bound macadam mixture base is not extensive in road surface structure of our country.

目前，按照二灰、水泥稳定碎石的经验来指导水泥粉煤灰混合料的配合比及集料级配，难免造成施工过程中的盲目用料或施工质量不稳定，从而使得水泥粉煤灰混合料基层在我国路面结构中应用不多。

When fly ash content is more than 35%, the influence of fly ash on AAR expansion become obvious and replace odium oxide in cement as the most important factor of influencing expansion, and so long as enough fly ash is used, the expansion due to AAR can be controlled by less than 0.1%.

在粉煤灰掺量大于35%时，粉煤灰掺量对AAR膨胀的抑制作用逐渐显现，并逐渐对AAR膨胀起主要作用。

Aimed at solving the problem that high content of unburned carbon in fly ash is unfavorable for its comprehensive utilization in large scale, the fundamental principle of flotation for recovery of unburned carbon from fly ash was theoretically analyzed and the full flotation flow for the recovery of unburned carbon from fly ash was tested.

针对粉煤灰中未燃炭含量过高不利于大规模综合利用的问题，从理论上分析了浮选回收粉煤灰中未燃炭的基本原理，采用全浮选流程对粉煤灰中未燃炭进行了浮选回收试验，探讨了影响粉煤灰中未燃炭浮选效果的主要因素，确定了适宜的工艺条件。

To explore the hydration process of Portland cement-fly ash system, the reaction degree of fly ash and Portland cement,non-evaporable water content,amount of hydration products,porosity and compressive strength of pure cement pastes and cement-fly ash pastes were studied at various curing ages,water-to-binder ratio,and fly ash replacement percentages.

为考察粉煤灰对水泥水化进程的影响，系统研究了水泥粉煤灰浆体在不同养护龄期、水胶比、粉煤灰掺量下水泥和粉煤灰反应程度、非蒸发水数量、水化产物数量、孔结构和浆体力学性能。

By Comparing and demonstrating Several supporting such as such as steel platepile+anchor drilling hole pile+anchor and combining drilling hole pile+anchor with naturatslope+CFG(Cement Fly一ash Grayal) pile etc'thclast one Is considered to be secure and eecnomt for the pit supporting of a cerain aynthetic servce bulldig.

通过某综合服务楼的基坑支护，对钢板桩加锚杆、钻孔灌注桩加锚杆和钻孔灌注桩加锚杆与放坡加 CFG桩（Cement Fly—ash Gravel）相结合等支护方案的析、计算及论证，认为因地制宜地将钻孔灌注桩加锚杆支护与放坡加 CFG桩支护综合利用是一种既安全又经济的支护方案。

Recently, using solid clay brick is gradually prohibited, so the new wall material is required to fill up the new architecture. Many sections research on this field, using fly ash to develop new building materials is the mostly adopted method, among the new building materials, fly ash foamed concrete is a noticeable one because of its outstanding merits such as light weight, heat preservation, sound insulation and good resisting earthquake. Using fly ash to develop foamed concrete can not only become fly ash into resources, but also provide a new kind of building materials for the innovation of wall materials, which has good economy and society benefits.

近年来，由于墙改&禁实&政策的实施，市场急需新的墙体材料来填补新建筑所需，许多单位相继开展了各有关研究，综合利用粉煤灰研制开发新型建材逐渐成为了主流，其中多孔混凝土特别是粉煤灰发泡混凝土，正以它突出的轻质、保温、隔音、抗震效果好等优点，成为一种引人注目的建筑材料，利用工业固体废弃物粉煤灰研制发泡混凝土不仅能实现粉煤灰的资源化，而且还可为墙体材料的改革提供一种新型建筑材料，具有较好的经济效益和社会效益。

The early autogenous shrinkage of highway concrete containing ultra-fine fly ash was investigated,and the influence of UFA on early cracking sensitivity of concrete was analyzed.

目的研究掺超细粉煤灰(Ultra-fine Fly Ash，简称UFA)的道路混凝土早期自收缩特征及UFA对混凝土早期开裂敏感性的影响规律。

I use an example quoted by Hu Jiaqi:"It is reported that America separates the DNA of a kind of virus by making use of genetic technology and combines it with another kind of DNA. Finally, they get a kind of virulent biological agent called a "pyrotoxin". Someone discloses in private that 20 grams of such a kind of biological agent could result in the global death of 6 billion people due to infection."

我在这里例举胡家奇所引用过的例子："据报道，美国利用转基因技术，将一种病毒的DNA分离出来，与另外一种DNA进行结合，拼结成一种剧毒的"热毒素"生物战剂，且私下有人透露，这种生物战剂只需20克，就可以导致全球60亿人全部感染死亡。"

Waiting, for the queers and the coons and the Reds and the Jews.

等待着疯子和黑人还有红色共产主义者还有犹太人