矿井人员定位
personnel orientation system in mine
井下人员定位系统
orientation system of the mining personnel
人员定位系统
personnel positioning system
personnel location system
personnel tracking system
个人定位系统
PLAYERpersonal locator system
PLMpersonal locator system
人员定位
personnel orientation
personnel location
personnel positioning
personnel localization
positioning for personnel
personal orientation
personnel location system
Personnel allocation
people’s position location
People orientation
人造卫星定位系统
GPS
Global positioning system
ANGEPS定位系统
ANGEPS positioning system
DGPS卫星复合定位系统
DGPS satellite compound navigation positioning system
GPS车载定位系统
vehicle positioning system of GPS