maintopn.大桅楼
mainadj.主要的;最重要的n.干线;总管道;[pl](水、煤、电)供应系统;<古>大海
Mainz Army Maintenance Plant美因茨陆军修理厂
main equipment configuration主机配置
main drainage pump equipment主排水泵
main current terminal switch主电流终端开关
main water systems in Nanjing南京主要水系
Main-stream cigarette smoke主流卷烟烟气
main protection configuration主保护配置
Main business is the relay.主营业务是继电器。