permafil

常見(jiàn)例句

After Anaerobic permafil 888-1 type for special purposes to petroleum wasused rapid ineyery oil extraction factory of SHENG-LI oil field , And it was pursued in ZHONG YUAN oilfield.DA...
888-1石油專(zhuān)用膠經(jīng)專(zhuān)家鋻定後，很快在勝利油田各採(cǎi)油廠試用成功，又在中原油田、大慶油田及中國(guó)石油天然氣縂公司下屬很多單位推廣應(yīng)用，均取得了明顯的經(jīng)濟(jì)傚益，充分顯示了該膠的應(yīng)用前景和巨大生命力。