YT - I type Mine automatic attendance system is composed of lamp, mine attendancemachine and ground computer attendance management system.
型煤矿考勤管理系统是由矿灯，用考勤机及地面微机考勤管理系统组成的煤矿考勤系统。
2
Abstract: YT-I type Mine automatic attendance system is composed of miner's lamp, mine attendancemachine and ground computer attendance management system.
文摘：YT-I型煤矿考勤管理系统是由矿灯、用考勤机及地面微机考勤管理系统组成的煤矿考勤系统。
3
The major issue sorted our by me is attendance management machine.