Air sparging(AS) is an emerging method to remove VOCs from saturated soils and groundwater. Air sparging performance hig......

扫描电镜粉末样品制备的好坏 ,直接关系样品表面微观形貌的观察 .样品在样品台上固定和样品表面镀膜 ,则是制备的关键 .本实验使用......