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- The dust falls to the ground as a fine powder. 这些尘埃就像一种好的粉末落在土地上。
- The EPMA and EDX are used to study the mineral components and phases of the atmospheric dust fall. 再利用电子探针、X射线能谱仪研究大气降尘矿物成分和颗粒物形貌特征。
- There is a danger of atomic dust falling out over cities. 城市正面临核颗粒回降的危险。
- The research showed that Daya Bay is characteristic of small dustfall, low content of pollutants in dust fall and there is little impact of its pollutants on seawater. 研究表明，大亚湾海区降尘量较少，大气中污染物质含量低，大气污染物的降落对该海区水体环境影响不大。
- The effects of acid rain,dust fall and their complex pollution on the growth and feeding behavior of cabbage caterpillar have been studied by indoor simulation experiment. 通过室内模拟试验探讨了酸雨、降尖及其复合污染对菜青虫生长发育和取食行为的影响。
- The geography information system (GIS) technology was applied to deal with the pollution state of atmospheric dust fall in Jiaozuo City of Henan Province. 应用地理信息系统（GIS）技术分析了焦作市城区大气降尘污染状况。
- Whereon can the dust fall. 何处落尘埃。
- Based on the “saltation\|diffusion” concept for sand grain motion in air,an experimental study is carried out on the longitudinal profiles for sand falling flux after certain cross\|section. 在5种风速和2种沙粒粒径条件下进行了风洞水平集沙实验,发现沙粒降落量的分布特征由参考点沙粒降落量、沙粒平均最大跃移长度和“跃移扩散”指数三个参数共同决定。
- Software Description: About Reflections in Gold, This holiday screen saver displays a candle as gold pixie dust falls on your desktop. 这个圣诞节假期屏幕保护程序显示蜡烛和金色的小精灵落在你的桌面上。
- 10 tons of space dust fall on the Earth everyday. 每天有10吨的灰尘自太空落到地面上?
- Then the churchman smiled and said:“Look at this cup,it has been put here for a long time,nearly every day, some dust falls down into it,but it is still clear. 牧师微笑着说：“你看这只杯子，它已经放在这儿很久了，几乎每天都有灰尘落在里面，但它依然澄清透明。
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- The car raised quite a dust as we drove off. 我们走时车子扬起了一阵尘土。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- Laid-off workers fall into penury. 下岗职工陷入贫困。
- The malformation of his knee is caused by a fall. 他膝盖的畸形是由摔了一跤造成的。
- How many enemies bit the dust in the battle? 在这次战斗中打死了多少敌人？
- She fall to brood about what have happen to her. 她开始沉思默想自己的遭遇。
- The city lay in the dust after the battle. 战斗结束后，全城成为废墟。
