The specimen was extracted by the macroreticular resin and silica gel column.

 
  • 樣品經(jīng)大孔樹(shù)脂柱、硅膠柱分離,然后用TLC進(jìn)行鑒定合并。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan