摘要
Thedevelopmentandcommercialapplicationoftheenergy-savingtypePTAoxidationreactioncondenserprojectundertakenbytheSINOPECShanghaiEngineeringCompanyhadpassedonMay17,2011thetechnicalappraisalorganizedbySINOPEC.Itislearnedthatthisprojecthasbeengrantedanationalpatentonpracticalnewproduct,
出版日期
2011年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)