Such accelerant was a mixed-microbial-agent supplemented by distiller s grains lixivium and small quantity of inorganic salt.

 
  • 偏低溫沼氣促進(jìn)劑由微生物混合菌劑輔以酒糟浸出液和微量的無(wú)機鹽成分而成。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan