Experimental investigation on mechanical properties of a volcanic ash with different grain size gradations
不同颗粒级配的某火山灰的力学性质试验研究
By means of contrast and research the eight seams' tonsteins characteristics of the petrography,mineralogy and geochemistry,it can be confirmed that all the tonsteins are the alkalinityvolcanic ash derived tonsteins from different age.
对该地区８层ＴＯＮＳＴＥＩＮＳ的岩石学、矿物学以及地球化学特征的对比、分析，确认其全部为不同期次的同沉积碱性火山灰蚀变粘土岩。
Ten out of thirteen MS peak layers,which are thicker than 4 cm,correlate well with the volcanic ash layers recognized in core MD972142 offshore northwest.
针对磁化率结果显示的13层厚度超过4 cm的磁化率峰值层,将其年代和菲律宾巴拉望岛岸外的MD972142孔的火山灰层进行对比,发现其中10层完全对应,证明磁化率峰值层是由火山喷发作用造成的,说明48万年来菲律宾火山带喷发的粉尘可以沉积到南海西部。
The latent hydraulicity and pozzuolana activity of the slag are tested.
对其潜在水硬性、火山灰性进行了试验研究,测试了水泥试件的抗压强度比,并与普通生铁高炉矿渣、粉煤灰的活性作了对比。
portland-pozzolana cement
火山灰质硅酸盐水泥
The village was overwhelmed by ash from the volcano.
村子被火山灰覆盖。
volcanic ash and lava build the mountains that we call volcanoes.
火山灰和火山岩在喷射口堆积构成了火山。
Dense clouds of ash were generated during the volcanic eruption.
火山爆发时, 产生了浓密的火山灰云。
A volcano that vomited lava and ash.
喷出岩浆和火山灰的火山
Lava and ashes erupted from the volcano
熔岩和火山灰从火山中喷出来。
The volcano erupted lava and ashes
火山喷射出熔岩和火山灰。
A siliceous volcanic ash used to produce hydraulic cement.
火山灰水泥，火山石用来生产水硬水泥的含硅火山灰
fly ash and other pozzolans for use with lime
混合石灰用煤飞尘和火山灰
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
POZZOLANIC REACTIVITY AND REACTION KINETICS OF FLY ASH
粉煤灰火山灰反应性及其反应动力学
A Research on Particle Constitution of Fly Ash and Pozzolanic Activity of Fly Ash Ground Traditionally
粉煤灰的颗粒组成与磨细灰的火山灰活性
Pulverized particulate matter ejected by volcanic eruption.
火山灰火山爆发喷射出来的粉末状颗粒物质
The ash, cinders, and other fragments become a consolidated rock.
火山灰、火山渣和其它碎屑变成了固结的岩石。
Any of various artificially produced substances resembling pozzuolana ash.
类似的人造白榴火山灰任何人工制造的，相似于白榴火山灰的物质
This mixture of pozzolana and lime was then added to an aggregate.
人们把火山灰与石灰的混合物加到集料中。
Electrochemical Study of Pozzolanic Activity and Water Requirement Ratio of Fly Ash
粉煤灰火山灰活性与需水量比的电化学研究
The Influence of Steam Curing on the Pozzolanic Reaction of Rejected Fly Ash
蒸汽养护对废弃粉煤灰火山灰活性的影响