Cadmium and Lead in dustfall is harmful to environment and human health.
大气降尘中所含的镉和铅都对环境和人体健康造成危害。
The result showed that the natural dustfall accounted for 54% of the total dust amount yearly.
经分析，兰州城区自然降尘量占年降尘量的54%。
The dustfall samples collected under typical dust and non-dust weather were made particle size analysis in Lanzhou.
选择兰州市典型沙尘天气和非沙尘天气收集两类降尘，并对其进行粒度测定。
The dustfall samples collected under typical dust and non-dust weather were analyzed to examine their composition in Lanzhou.
选择兰州市典型沙尘和非沙尘天气收集两类降尘，并对其元素组成进行测定。
The results illustrate that the dustfall in Hotan is influenced by days and intensities of airborne dirt, raising sand and sand storm and has important effect on the soil.
结果表明，和田地区的降尘受浮尘、扬沙、沙尘暴日数和强度的影响，对土壤有重要作用。
The results illustrate that the dustfall in Hotan is influenced by days and intensities of airborne dirt, raising sand and sand storm and has important effect on the soil.
结果表明，和田地区的降尘受浮尘、扬沙、沙尘暴日数和强度的影响，对土壤有重要作用。
应用推荐