Mainghi马因吉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main-transformed cavern主变洞main building arrangement主厂房布置main communications lines交通干线main source of livelihood主要生活来源main audio channel signal主声道信号main communication system[计] 主通信系统main line program counter主线程序计数器main accumulation factors主控因素main body of construction建设主体main beam elevation angle主波束仰角