Hemi ester of maleic acid (HEC) and a sodium salt of hemi ester of maleic acid (HEC-Na) were synthesized and characterized.

 
  • 合成了馬來(lái)酸酐單酯(HEC)及其鈉鹽(HEC-Na),對其進(jìn)行了表征。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan