1·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。
2·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。
3·Good compatibility with other admixture products, and expansive agent, air-entraining agent admixtures fly ash and such activities admixtures suitably, function complement each other, mutual arousal.
产品与其它外加剂相容性好，与膨胀剂、引气剂等外加剂及粉煤灰等活性掺合料相配合，功能相互补充、相互激发。
4·The research achievement of the embankment constructed with frost susceptibe a loose fine aggregate and fly ash and frost prevention are introduced.
主要介绍冰冻地区利用具有一定冻敏性的松散细集料粉煤灰修筑路堤及冻胀防治的研究成果。
5·The article introduces raw materials of fly ash brick, production process and control key points.
介绍粉煤灰制砖的原材料、工艺过程及生产控制要点。
1·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。
2·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)。