1.
heap coal-dust,etc on(the fire in a fireplace or furnace)so that the fire burns slowly for a long time
（用煤灰等）封炉火.
2.
The chimney was choked with soot.
烟囱被煤灰堵塞了。
3.
Sweep a chimney clear of soot.
把烟囱的煤灰清除乾净。
4.
A miner whose face was caked with soot.
脸上布满煤灰的矿工
5.
You'vegot a smudge of soot on your cheek.
你脸上有块煤灰污迹.
6.
Research on Adsorption Behavior of DNBP on Fly Ash and Modified Fly Ash;
粉煤灰及改性粉煤灰对DNBP的吸附行为研究
7.
Microstructure of Fly Ash and Hydration of Cementitious Material with Fly Ash;
粉煤灰结构及粉煤灰胶凝材料水化的微观研究
8.
The Comprehensive Utilization of Powdered Coal Ash -- Development of Bearing Brick of Powdered Coal Ash By Steam Curing;
粉煤灰的综合利用——蒸养粉煤灰承重砖的研制
9.
Study on the Modification of Fly Ash and Removal of Fluoride in Aqueous Solution Using Modified Fly Ash
粉煤灰改性及改性粉煤灰除氟性能研究
10.
Alkaline activated fly ash in cement-fly ash system
碱对水泥-粉煤灰体系中粉煤灰活性的激发作用
11.
Influence of water to binder ratio and content on fly ash activity factor
水胶比和粉煤灰掺量对粉煤灰活性因子的影响
12.
The research on the content of fly ash on cement fly ash stabilized road base
水泥粉煤灰稳定砂砾基层的粉煤灰掺量研究
13.
Discussing aabout the Application of Add Calcium-Coal Ash Powder in Plastering Engineering
浅谈增钙粉煤灰在抹灰工程中的应用
14.
MORPHOLOGY AND COMPOSITION OF FLY ASH RESIDUES OF POZZOLANIC REACTION
粉煤灰火山灰反应残渣的形貌及组成
15.
POZZOLANIC REACTIVITY AND REACTION KINETICS OF FLY ASH
粉煤灰火山灰反应性及其反应动力学
16.
Application of Fly Ash in Lime, Fly Ash and Gravel Foundation Construction;
粉煤灰在二灰碎石基层施工中的应用
17.
Synthesis of Sialon Powders from Aluminium Dross and Fly Ashes
采用铝灰和粉煤灰合成Sialon粉
18.
Study of delayed test on the base course with lime-flyashmaterials
石灰、粉煤灰类基层可延迟性试验研究