ion.相关论文
X-ray crystal spectrometer is an important diagnostic tool for the study of X-ray spectroscopy in ion-atom collisions.It......
应用激光解吸电离飞行时间质谱(MALDI-TOF-MS)技术对糖脂化合物进行了质谱研究.结果表明,MALDI-TOF-MS作为一种快速而有效的分析方......
The concentration variation features of sea salt ions and non sea salt ions in a firn core recovered
A 51.85 m firn core drilled in Princess Elizabeth Land, Antarctica, during the 1996-1997 Chinese First Antarctic Inland ......
重庆地区大气降水PH为4.14,降水中主要阴离子为SO^2-4,主要阳离子为Ca^2+和NH^+4,该地区酸雨属典型的硫酸酸雨,城区针叶林冠流和干流PH低于郊区,其Ca^2+、Mg^2+、NH^4+、SO^2-4、Cl^-、NO^-3离子......