【计】 management signal
manage; administrate; conduct; control; govern; rule; supervise
administration; governance; management; supervision
【计】 supervising
【医】 conservancy; control
【经】 control; intendance; keep in hand; manage; management; operate
regulate; regulations; supervision
semaphore; signal
【计】 semaphore; signal
【化】 sign; signal
【医】 signal
【经】 call letter; signal