常見例句雙語例句Multilevel filter, make water quality to multiple purification, bring you multiple protection, multilevel filter for family health escort.多級的濾芯,使水質能夠多重的凈化,為你帶來多重的保護,多級濾芯為家人健康保駕護航。The invention relates to the field of water quality purification processes, in particular to a process method for carrying out purification processing on paper making wastewater.本發(fā)明涉及水質凈化工藝領域,尤其涉及對造紙廢水進行凈化處理的工藝方法。ip.comPurification water quality, health life. low price direct sale, consummation post-sale.凈化水質,健康生活。低價直銷,完善售后。權威例句It supports processes that we all often take for granted, such as air quality, climate regulation, water purification, parasite and disease control, pollination and the prevention of erosion.UNESCO: Message by UNESCO Director-General Irina Bokova 返回 water quality purification