- area reconnaissance
- 区域: area; beat; reach; domain; p ...
- 勘察: reconnaissance; survey
- 区域勘测: regional survey
- 区域勘探: areal prospecting; regional prospecting
- 勘察: 1.(实地调查) reconnaissance; survey:勘察地形 terrain reconnaissance;实地勘察 on-the-spot survey;联合勘察队 joint survey team2.[地质学] (勘探) prospecting◇勘察员 scout
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