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visual range的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
distance at which a given standard object can be seen with the unaided eye
visual range的用法和样例：
例句
- There are also six sets of Runway Visual Range transmissometers to measure visibility conditions along the two runways.
同时亦设置了六组跑道视程透射表以量度两条跑道的能见度。
