词汇	permanent afflux
释义	permanent afflux 持久流入
随便看	petroleum tax petroleum tax system petroleum technological English petroleum technology petroleum tectonics analysis petroleum terminal petroleum tester petroleum testing facility Petroleum Testing Laboratory petroleum testing methods petroleum thinner petroleum times petroleum toluene Petroleum trade petroleum transport petroleum transportation petroleum transportation pipeline Petroleum transport device Petroleum Transport Enterprises Petroleum transport pipeline petroleum trap petroleum treating agents petroleum tubular goods petroleum vapor petroleum vapor recovery