Atmospheric Marine aerosol was derived from seawater gaseous substance soil dust ash fly from burning coal ash fly from burning fuel and industrial waste at dalian sea area.
结果表明,大连海域大气气溶胶物质主要来自海水、气态物、土壤尘、煤烟尘、燃油灰和工业废料。
So far, the ash has only deferred some small domestic flights; larger planes are able to fly over the cloud.
目前,火山灰仅导致一些短距离的国内航班延迟;大型飞机可以在火山灰云上方正常飞行。
Canadian geologists have found evidence of coal char — "remarkably similar to modern coal fly ash" in their own words — in ancient Arctic rocks.
加拿大地质学家们在古老的北极岩石中发现了煤炭的证据,“象极了现代的煤灰”这是他们的原话。
‘This aircraft can fly where perhaps large commercial aircraft would not want to be and get a measure of the ash so scientists can map the ash cloud more precisely.’
这架飞机可以飞往大型商用飞机想去而无法去的地方收集火山灰情况,以便让科学家更精确地绘制出火山灰分布图。
The Diamond DA42M Guardian can fly unaffected through volcanic ash and is currently being used to help monitor the Icelandic ash cloud.
《钻石da 42 M护卫者号》飞机可以在火山粉灰中自由穿梭而不受伤害,它目前被用来帮助监测冰岛火山灰云层的状况。
Meanwhile, smoke continues to pour from the power station chimneys and lorries shuttle backwards and forwards, taking away the fly ash to be mixed into cement at the neighbouring Ambuja factory.
与此同时,电站烟囱继续在排着浓烟,往来的卡车装走煤灰运到附近Ambuja工厂里和水泥搅拌。
But the no-fly zone still applied to most of Britain, and a new cloud of volcanic ash was reported to be on its way.
但是禁飞区仍覆盖英国大部分地区,并且据报道又一轮新的火山灰云层将经过这一航线。
A high concentration of ash ingested by a jet engine can become molten and cause engine failure, which is why planes are not allowed to fly through the cloud.
高浓度的火山灰一旦被吸入喷气发动机就会融化,并且造成引擎故障,因此喷气式飞机是不允许在火山灰云层中穿行的。
Fly ash uranium sometimes leaches into the soil and water surrounding a coal plant, affecting cropland and, in turn, food.
浮尘中含有的铀有时会溶入煤电厂周围的土壤和水体中,影响农田,进而影响食物。
Mr Obama has been forced, because of the ash cloud, to fly to London tonight for the next part of his European tour.
由于火山灰的影响,奥巴马被迫在今晚飞往伦敦,为欧洲之行的下一站做准备。
Burning coal is nasty business, concentrating all kinds of toxic metals and resulting in potentially deadly fly ash.
烧煤是一件危害极大的事,释放各种有毒金属,并导致潜在的致命灰尘。
Fly ash is also disposed of in landfills and abandoned mines and quarries, posing a potential risk to people living around those areas.
废弃物填埋场、废矿和露天矿场也产生浮尘,对生活在周遭的人们产生潜在的威胁。
A plane that can fly unaffected through ash clouds is being used to help monitor the situation caused by the Iceland volcano.
一架可以在火山灰云层中来回穿梭而不受影响的飞机终于诞生,它可以被用来监测由冰岛火山爆发而造成的复杂天气情况。
The U.S. Geological Survey (USGS) maintains an online database of fly ash-based uranium content for sites across the U.S..
美国地质调查局(usgs)拥有一个全美浮尘铀含量的在线数据库。
Flue gas containing hard grain of fly ash flow relative to the wall, on the wall wear called impact wear, also known as erosion. erosion.
含有硬粒飞灰的烟气相对于管壁流动,对管壁产生磨损称为冲击磨损,也称冲蚀。冲蚀。
Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete.
粉煤灰对高贝利特水泥和混凝土的工作性、强度及水化热的影响。
McBride and his co-authors estimated that individuals living near coal-fired installations are exposed to a maximum of 1.9 millirems of fly ash radiation yearly.
McBride和合作者估计生活在煤电厂附近每年暴露在最高达1.6毫雷姆的浮尘放射性中。
At one extreme, the scientists estimated fly ash radiation in individuals' bones at around 18 millirems (thousandths of a rem, a unit for measuring doses of ionizing radiation) a year.
在极端情况下,科学家估计浮尘的放射性在个人的骨骼中的积累可以达到每年18毫雷姆(千分之一雷姆,衡量电离辐射剂量的单位)。
This paper introduces the mix proportion of high fly ash content concrete instead of 30% cement with fly ash and some experiment results of the test examples in laboratory.
介绍了在水泥混凝土中,采用粉煤灰替代30 %水泥的高掺量粉煤灰混凝土的配合比设计,以及试件力学性能的室内实验结果。
The experiment results show that that the elastic modulus is reduced when fly ash only was added to RAC and present a significant difference with the rate of fly ash and slag content.
试验结果表明:粉煤灰单掺会降低再生骨料混凝土的弹性模量,粉煤灰与矿渣双掺对弹性模量的影响随两者组合比例不同而有显著差异。
Based on analyzing the eruption and tiny aggregate effect of fly ash, the influence of fly ash on the shrinkage fissure of concrete is studied, caused by the plastic deformation, dry or temperature.
以粉煤灰的火山灰效应、微集料效应分析为基础,分析研究了粉煤灰对混凝土塑性收缩、干缩、自缩和温度收缩裂缝的影响。
The paper also presents some constructive opinions for research and use of fly ash concrete.
本文还对大掺量粉煤灰砼的研究及应用提出了一些建设性意见。
Analyze of micrograph and particle diameter distribution present that particle diameter of high-calcium fly ash distributes unequally.
显微图象及粉体颗粒粒径分布分析显示,高钙灰的颗粒分布呈不均质性;
Activator can enhance remarkably the activity of fly ash and accelerate secondary hydration reaction of high fly ash content concrete.
激发剂能显著提高粉煤灰的活性,加速高掺量粉煤灰二次水化反应。
The model of a factor that fly ash effects on carbonation resistance was found, effect of fly ash on the air infiltration coefficient is analyzed.
建立了单一粉煤灰影响因子模型,分析了粉煤灰掺量对混凝土空气渗透系数的影响。
In this paper the usability of a quarry dust limestone powder in concrete applications substituted for fly ash as mineral admixture is investigated.
为了有效利用石粉资源,本文对石灰岩石粉代替粉煤灰作混凝土矿物掺合料的可用性进行了研究。
In this paper the usability of a quarry dust limestone powder in concrete applications substituted for fly ash as mineral admixture is investigated.
为了有效利用石粉资源,本文对石灰岩石粉代替粉煤灰作混凝土矿物掺合料的可用性进行了研究。
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