economicallyadv.在经济上;节约地
economicaladj.节俭的;经济的;合算的
economical NC lathe经济型数控车床
economical material节材
economical industry经济产业
economical efficacy经济效用
economical property经济性状
economical resource经济资源
economical benefits经济效益
Economical research经济研究
economical activity经济活动
economical behavior经济行为