市场营销:businesscompetition,competitor,advertise,advertisement,newspaper,TVcommercials,businessstrategy,proposal,marketing,keepaheadof,aggressive
生产成本管理:lowerthecostofproduction,worth,benefits,theexpenseofmodernization,investments,repair,up-to-date,install,equipment,factory,finance,drawupabudget,afford
人力资源管理:personnelmanager,employ,employee,staff,retrain,promote,engineer