The porosity,pore diameter and solubility of ceramsite filter made by these two methods were analyzed and compared.

 
  • 研究添加成孔劑法制備的有球形宏觀(guān)孔的多孔氮化硅陶瓷在不同孔隙率和孔徑下的介電性能。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan