A total of 33 precipitation samples have been collected from individualprecipitation events at the bird island,a scenic ......

　　There are far reaching and long term implications of the presence of heavy metals on the environment and human healt......

　　Thirteen samples of PM2.5-10 (coarse) and PM2.5 (fine) were collected by Universal Air Sampler from February to Marc......

为研究成都市灰霾期间PM2.5中元素的特征,于2009年4月和5月采集环境大气中PM2.5样品,用X-射线荧光光谱法测定元素含量.研究结果表......

利用ＩＣＰ－ＡＥＳ，ＩＣＰ－ＭＳ，ＩＣ测定法，测定了北极地区不同纬度的１７个雪样品的化学成分。结果显示，在被测试的３２种化学成分中，１４种化学成分被检测出。用富集因子法判断......