The influence of the density on the damping of fine coal ash is much less.
密度对细煤灰土阻尼的影响不明显。
Through the study on the use of fine coal ash, the handling approaches of fine coal ash have been found.
通过对粉煤灰利用的研究，找到了粉煤灰的处理方法。
Both the production and selling of fine coal ash content reflect the quality of the same product, which should be consistent with each other.
生产精煤灰分、销售精煤灰分都是反映同一产品质量的，应该是统一的。
This paper studies in detail on extracting iron and carbon from fine coal ash. At the same time, it suggests the ways of future making use of fine coal ash.
本文就采用选矿方法从粉煤灰中提取铁和碳作了系统的研究，同时提出了进一步利用粉煤灰的途径。
Through indoor experiments combined with the actual situation in road-building processes, strength varieties of the subsurface made of lime and fine coal ash were studied.
采用室内实验并结合道路施工中实际情况研究了石灰、粉煤灰做路面底基层的强度规律。
This paper introduces the basic principle and basic composition of on-line measurement system for fine coal ash. The methods are put forward for solving the effect of bulk density on measurement.
本文介绍了精煤灰分在线测量系统的基本原理，提出了解决散密度对测量影响的方法。
In terms of ash agglomerating fluidized bed fine coal gasification process, the fluid dynamics, jet behavior and bubble property are reviewed in this paper.
以灰熔聚流化床粉煤气化工艺为背景，概括了射流床内床层动力学、射流特性以及密相中的气泡性质的研究进展。
Pulverized coal ash is hydraulically filled on ground of Zishan. Its grains were fine as silty sand.
紫山灰场粉煤灰作为一种冲填土，粒度细，似粉砂。
Pulverized coal ash is hydraulically filled on ground of Zishan. Its grains were fine as silty sand.
紫山灰场粉煤灰作为一种冲填土，粒度细，似粉砂。
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