?测距仪

... 无线电声波测距仪 radio-acoustic range finding equipment 测距仪 ambulator; apomecometer; apomecometre; chartometer; diastimeter; diastimetre; distance finder; distance gage; distance gauge; distance measuring equipement; distance measuring equipment (dme); distance measuring instrument， range finding apparatus; distance-measuring equipment dme; distancemeter; distancer; distant meter; distometer; map measurer; range counter; range finder=rangefinder; range finders; range instrumentation; range meter; range only; range-only device; rangefinders; ranger; ranging device; rf; stadia; stadimeter; stadiometer; targeter; telementer; telemeters; tellurometer 测距仪，测距计 ambulator ...

?地图测距器

... 地图测绘 ground mapping 地图测距器 chartometer 地图测量 cartometry ...